16397680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15767}}^1$

素因数の和:15793

約数の個数: 40

約数和(自身を含む): 41059872

約数和(自身を除く): 24662192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15767, 31534, 63068, 78835, 126136, 157670, 204971, 252272, 315340, 409942, 630680, 819884, 1024855, 1261360, 1639768, 2049710, 3279536, 4099420, 8198840, 16397680]

約数ペア:

[(1, 16397680), (2, 8198840), (4, 4099420), (5, 3279536), (8, 2049710), (10, 1639768), (13, 1261360), (16, 1024855), (20, 819884), (26, 630680), (40, 409942), (52, 315340), (65, 252272), (80, 204971), (104, 157670), (130, 126136), (208, 78835), (260, 63068), (520, 31534), (1040, 15767)]