1819169940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4331357}}^1$

素因数の和:4331376

約数の個数: 48

約数和(自身を含む): 5821345152

約数和(自身を除く): 4002175212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4331357, 8662714, 12994071, 17325428, 21656785, 25988142, 30319499, 43313570, 51976284, 60638998, 64970355, 86627140, 90958497, 121277996, 129940710, 151597495, 181916994, 259881420, 303194990, 363833988, 454792485, 606389980, 909584970, 1819169940]

約数ペア:

[(1, 1819169940), (2, 909584970), (3, 606389980), (4, 454792485), (5, 363833988), (6, 303194990), (7, 259881420), (10, 181916994), (12, 151597495), (14, 129940710), (15, 121277996), (20, 90958497), (21, 86627140), (28, 64970355), (30, 60638998), (35, 51976284), (42, 43313570), (60, 30319499), (70, 25988142), (84, 21656785), (105, 17325428), (140, 12994071), (210, 8662714), (420, 4331357)]