2149685080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{91243}}^1$

素因数の和:91304

約数の個数: 64

約数和(自身を含む): 5255654400

約数和(自身を除く): 3105969320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 11780, 23560, 91243, 182486, 364972, 456215, 729944, 912430, 1733617, 1824860, 2828533, 3467234, 3649720, 5657066, 6934468, 8668085, 11314132, 13868936, 14142665, 17336170, 22628264, 28285330, 34672340, 53742127, 56570660, 69344680, 107484254, 113141320, 214968508, 268710635, 429937016, 537421270, 1074842540, 2149685080]

約数ペア:

[(1, 2149685080), (2, 1074842540), (4, 537421270), (5, 429937016), (8, 268710635), (10, 214968508), (19, 113141320), (20, 107484254), (31, 69344680), (38, 56570660), (40, 53742127), (62, 34672340), (76, 28285330), (95, 22628264), (124, 17336170), (152, 14142665), (155, 13868936), (190, 11314132), (248, 8668085), (310, 6934468), (380, 5657066), (589, 3649720), (620, 3467234), (760, 2828533), (1178, 1824860), (1240, 1733617), (2356, 912430), (2945, 729944), (4712, 456215), (5890, 364972), (11780, 182486), (23560, 91243)]