488179640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{938807}}^1$

素因数の和:938831

約数の個数: 32

約数和(自身を含む): 1182898080

約数和(自身を除く): 694718440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 938807, 1877614, 3755228, 4694035, 7510456, 9388070, 12204491, 18776140, 24408982, 37552280, 48817964, 61022455, 97635928, 122044910, 244089820, 488179640]

約数ペア:

[(1, 488179640), (2, 244089820), (4, 122044910), (5, 97635928), (8, 61022455), (10, 48817964), (13, 37552280), (20, 24408982), (26, 18776140), (40, 12204491), (52, 9388070), (65, 7510456), (104, 4694035), (130, 3755228), (260, 1877614), (520, 938807)]