18629940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44357}}^1$

素因数の和:44376

約数の個数: 48

約数和(自身を含む): 59617152

約数和(自身を除く): 40987212

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, 44357, 88714, 133071, 177428, 221785, 266142, 310499, 443570, 532284, 620998, 665355, 887140, 931497, 1241996, 1330710, 1552495, 1862994, 2661420, 3104990, 3725988, 4657485, 6209980, 9314970, 18629940]

約数ペア:

[(1, 18629940), (2, 9314970), (3, 6209980), (4, 4657485), (5, 3725988), (6, 3104990), (7, 2661420), (10, 1862994), (12, 1552495), (14, 1330710), (15, 1241996), (20, 931497), (21, 887140), (28, 665355), (30, 620998), (35, 532284), (42, 443570), (60, 310499), (70, 266142), (84, 221785), (105, 177428), (140, 133071), (210, 88714), (420, 44357)]