4855840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 13063680

約数和(自身を除く): 8207840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 89, 110, 124, 155, 160, 176, 178, 220, 248, 310, 341, 352, 356, 440, 445, 496, 620, 682, 712, 880, 890, 979, 992, 1240, 1364, 1424, 1705, 1760, 1780, 1958, 2480, 2728, 2759, 2848, 3410, 3560, 3916, 4895, 4960, 5456, 5518, 6820, 7120, 7832, 9790, 10912, 11036, 13640, 13795, 14240, 15664, 19580, 22072, 27280, 27590, 30349, 31328, 39160, 44144, 54560, 55180, 60698, 78320, 88288, 110360, 121396, 151745, 156640, 220720, 242792, 303490, 441440, 485584, 606980, 971168, 1213960, 2427920, 4855840]

約数ペア:

[(1, 4855840), (2, 2427920), (4, 1213960), (5, 971168), (8, 606980), (10, 485584), (11, 441440), (16, 303490), (20, 242792), (22, 220720), (31, 156640), (32, 151745), (40, 121396), (44, 110360), (55, 88288), (62, 78320), (80, 60698), (88, 55180), (89, 54560), (110, 44144), (124, 39160), (155, 31328), (160, 30349), (176, 27590), (178, 27280), (220, 22072), (248, 19580), (310, 15664), (341, 14240), (352, 13795), (356, 13640), (440, 11036), (445, 10912), (496, 9790), (620, 7832), (682, 7120), (712, 6820), (880, 5518), (890, 5456), (979, 4960), (992, 4895), (1240, 3916), (1364, 3560), (1424, 3410), (1705, 2848), (1760, 2759), (1780, 2728), (1958, 2480)]