2015691920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2089

約数の個数: 160

約数和(自身を含む): 5422795776

約数和(自身を除く): 3407103856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 37, 40, 44, 55, 62, 74, 80, 88, 110, 124, 148, 155, 176, 185, 220, 248, 296, 310, 341, 370, 407, 440, 496, 592, 620, 682, 740, 814, 880, 1147, 1240, 1364, 1480, 1628, 1705, 1997, 2035, 2294, 2480, 2728, 2960, 3256, 3410, 3994, 4070, 4588, 5456, 5735, 6512, 6820, 7988, 8140, 9176, 9985, 11470, 12617, 13640, 15976, 16280, 18352, 19970, 21967, 22940, 25234, 27280, 31952, 32560, 39940, 43934, 45880, 50468, 61907, 63085, 73889, 79880, 87868, 91760, 100936, 109835, 123814, 126170, 147778, 159760, 175736, 201872, 219670, 247628, 252340, 295556, 309535, 351472, 369445, 439340, 495256, 504680, 591112, 619070, 680977, 738890, 812779, 878680, 990512, 1009360, 1182224, 1238140, 1361954, 1477780, 1625558, 1757360, 2290559, 2476280, 2723908, 2955560, 3251116, 3404885, 4063895, 4581118, 4952560, 5447816, 5911120, 6502232, 6809770, 8127790, 9162236, 10895632, 11452795, 13004464, 13619540, 16255580, 18324472, 22905590, 25196149, 27239080, 32511160, 36648944, 45811180, 50392298, 54478160, 65022320, 91622360, 100784596, 125980745, 183244720, 201569192, 251961490, 403138384, 503922980, 1007845960, 2015691920]

約数ペア:

[(1, 2015691920), (2, 1007845960), (4, 503922980), (5, 403138384), (8, 251961490), (10, 201569192), (11, 183244720), (16, 125980745), (20, 100784596), (22, 91622360), (31, 65022320), (37, 54478160), (40, 50392298), (44, 45811180), (55, 36648944), (62, 32511160), (74, 27239080), (80, 25196149), (88, 22905590), (110, 18324472), (124, 16255580), (148, 13619540), (155, 13004464), (176, 11452795), (185, 10895632), (220, 9162236), (248, 8127790), (296, 6809770), (310, 6502232), (341, 5911120), (370, 5447816), (407, 4952560), (440, 4581118), (496, 4063895), (592, 3404885), (620, 3251116), (682, 2955560), (740, 2723908), (814, 2476280), (880, 2290559), (1147, 1757360), (1240, 1625558), (1364, 1477780), (1480, 1361954), (1628, 1238140), (1705, 1182224), (1997, 1009360), (2035, 990512), (2294, 878680), (2480, 812779), (2728, 738890), (2960, 680977), (3256, 619070), (3410, 591112), (3994, 504680), (4070, 495256), (4588, 439340), (5456, 369445), (5735, 351472), (6512, 309535), (6820, 295556), (7988, 252340), (8140, 247628), (9176, 219670), (9985, 201872), (11470, 175736), (12617, 159760), (13640, 147778), (15976, 126170), (16280, 123814), (18352, 109835), (19970, 100936), (21967, 91760), (22940, 87868), (25234, 79880), (27280, 73889), (31952, 63085), (32560, 61907), (39940, 50468), (43934, 45880)]