7157840

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 16793568

約数和(自身を除く): 9635728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 683, 1048, 1310, 1366, 2096, 2620, 2732, 3415, 5240, 5464, 6830, 10480, 10928, 13660, 27320, 54640, 89473, 178946, 357892, 447365, 715784, 894730, 1431568, 1789460, 3578920, 7157840]

約数ペア:

[(1, 7157840), (2, 3578920), (4, 1789460), (5, 1431568), (8, 894730), (10, 715784), (16, 447365), (20, 357892), (40, 178946), (80, 89473), (131, 54640), (262, 27320), (524, 13660), (655, 10928), (683, 10480), (1048, 6830), (1310, 5464), (1366, 5240), (2096, 3415), (2620, 2732)]