9809940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23357}}^1$

素因数の和:23376

約数の個数: 48

約数和(自身を含む): 31393152

約数和(自身を除く): 21583212

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, 23357, 46714, 70071, 93428, 116785, 140142, 163499, 233570, 280284, 326998, 350355, 467140, 490497, 653996, 700710, 817495, 980994, 1401420, 1634990, 1961988, 2452485, 3269980, 4904970, 9809940]

約数ペア:

[(1, 9809940), (2, 4904970), (3, 3269980), (4, 2452485), (5, 1961988), (6, 1634990), (7, 1401420), (10, 980994), (12, 817495), (14, 700710), (15, 653996), (20, 490497), (21, 467140), (28, 350355), (30, 326998), (35, 280284), (42, 233570), (60, 163499), (70, 140142), (84, 116785), (105, 93428), (140, 70071), (210, 46714), (420, 23357)]