1844804840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 4463424000

約数和(自身を除く): 2618619160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 79, 82, 116, 145, 158, 164, 205, 232, 290, 316, 328, 395, 410, 491, 580, 632, 790, 820, 982, 1160, 1189, 1580, 1640, 1964, 2291, 2378, 2455, 3160, 3239, 3928, 4582, 4756, 4910, 5945, 6478, 9164, 9512, 9820, 11455, 11890, 12956, 14239, 16195, 18328, 19640, 20131, 22910, 23780, 25912, 28478, 32390, 38789, 40262, 45820, 47560, 56956, 64780, 71195, 77578, 80524, 91640, 93931, 100655, 113912, 129560, 142390, 155156, 161048, 187862, 193945, 201310, 284780, 310312, 375724, 387890, 402620, 469655, 569560, 583799, 751448, 775780, 805240, 939310, 1124881, 1167598, 1551560, 1590349, 1878620, 2249762, 2335196, 2918995, 3180698, 3757240, 4499524, 4670392, 5624405, 5837990, 6361396, 7951745, 8999048, 11248810, 11675980, 12722792, 15903490, 22497620, 23351960, 31806980, 44995240, 46120121, 63613960, 92240242, 184480484, 230600605, 368960968, 461201210, 922402420, 1844804840]

約数ペア:

[(1, 1844804840), (2, 922402420), (4, 461201210), (5, 368960968), (8, 230600605), (10, 184480484), (20, 92240242), (29, 63613960), (40, 46120121), (41, 44995240), (58, 31806980), (79, 23351960), (82, 22497620), (116, 15903490), (145, 12722792), (158, 11675980), (164, 11248810), (205, 8999048), (232, 7951745), (290, 6361396), (316, 5837990), (328, 5624405), (395, 4670392), (410, 4499524), (491, 3757240), (580, 3180698), (632, 2918995), (790, 2335196), (820, 2249762), (982, 1878620), (1160, 1590349), (1189, 1551560), (1580, 1167598), (1640, 1124881), (1964, 939310), (2291, 805240), (2378, 775780), (2455, 751448), (3160, 583799), (3239, 569560), (3928, 469655), (4582, 402620), (4756, 387890), (4910, 375724), (5945, 310312), (6478, 284780), (9164, 201310), (9512, 193945), (9820, 187862), (11455, 161048), (11890, 155156), (12956, 142390), (14239, 129560), (16195, 113912), (18328, 100655), (19640, 93931), (20131, 91640), (22910, 80524), (23780, 77578), (25912, 71195), (28478, 64780), (32390, 56956), (38789, 47560), (40262, 45820)]