1649069940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3926357}}^1$

素因数の和:3926376

約数の個数: 48

約数和(自身を含む): 5277025152

約数和(自身を除く): 3627955212

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, 3926357, 7852714, 11779071, 15705428, 19631785, 23558142, 27484499, 39263570, 47116284, 54968998, 58895355, 78527140, 82453497, 109937996, 117790710, 137422495, 164906994, 235581420, 274844990, 329813988, 412267485, 549689980, 824534970, 1649069940]

約数ペア:

[(1, 1649069940), (2, 824534970), (3, 549689980), (4, 412267485), (5, 329813988), (6, 274844990), (7, 235581420), (10, 164906994), (12, 137422495), (14, 117790710), (15, 109937996), (20, 82453497), (21, 78527140), (28, 58895355), (30, 54968998), (35, 47116284), (42, 39263570), (60, 27484499), (70, 23558142), (84, 19631785), (105, 15705428), (140, 11779071), (210, 7852714), (420, 3926357)]