39982640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29399}}^1$

素因数の和:29429

約数の個数: 40

約数和(自身を含む): 98431200

約数和(自身を除く): 58448560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 29399, 58798, 117596, 146995, 235192, 293990, 470384, 499783, 587980, 999566, 1175960, 1999132, 2351920, 2498915, 3998264, 4997830, 7996528, 9995660, 19991320, 39982640]

約数ペア:

[(1, 39982640), (2, 19991320), (4, 9995660), (5, 7996528), (8, 4997830), (10, 3998264), (16, 2498915), (17, 2351920), (20, 1999132), (34, 1175960), (40, 999566), (68, 587980), (80, 499783), (85, 470384), (136, 293990), (170, 235192), (272, 146995), (340, 117596), (680, 58798), (1360, 29399)]