23249980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 52948224

約数和(自身を除く): 29698244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 401, 446, 802, 892, 1115, 1604, 2005, 2230, 2899, 4010, 4460, 5213, 5798, 8020, 10426, 11596, 14495, 20852, 26065, 28990, 52130, 57980, 89423, 104260, 178846, 357692, 447115, 894230, 1162499, 1788460, 2324998, 4649996, 5812495, 11624990, 23249980]

約数ペア:

[(1, 23249980), (2, 11624990), (4, 5812495), (5, 4649996), (10, 2324998), (13, 1788460), (20, 1162499), (26, 894230), (52, 447115), (65, 357692), (130, 178846), (223, 104260), (260, 89423), (401, 57980), (446, 52130), (802, 28990), (892, 26065), (1115, 20852), (1604, 14495), (2005, 11596), (2230, 10426), (2899, 8020), (4010, 5798), (4460, 5213)]