17799880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 46183680

約数和(自身を除く): 28383800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 421, 604, 755, 842, 1057, 1208, 1510, 1684, 2105, 2114, 2947, 3020, 3368, 4210, 4228, 5285, 5894, 6040, 8420, 8456, 10570, 11788, 14735, 16840, 21140, 23576, 29470, 42280, 58940, 63571, 117880, 127142, 254284, 317855, 444997, 508568, 635710, 889994, 1271420, 1779988, 2224985, 2542840, 3559976, 4449970, 8899940, 17799880]

約数ペア:

[(1, 17799880), (2, 8899940), (4, 4449970), (5, 3559976), (7, 2542840), (8, 2224985), (10, 1779988), (14, 1271420), (20, 889994), (28, 635710), (35, 508568), (40, 444997), (56, 317855), (70, 254284), (140, 127142), (151, 117880), (280, 63571), (302, 58940), (421, 42280), (604, 29470), (755, 23576), (842, 21140), (1057, 16840), (1208, 14735), (1510, 11788), (1684, 10570), (2105, 8456), (2114, 8420), (2947, 6040), (3020, 5894), (3368, 5285), (4210, 4228)]