47762780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1087}}^1$

素因数の和:1135

約数の個数: 48

約数和(自身を含む): 108756480

約数和(自身を除く): 60993700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1087, 1690, 2174, 2197, 3380, 4348, 4394, 5435, 8788, 10870, 10985, 14131, 21740, 21970, 28262, 43940, 56524, 70655, 141310, 183703, 282620, 367406, 734812, 918515, 1837030, 2388139, 3674060, 4776278, 9552556, 11940695, 23881390, 47762780]

約数ペア:

[(1, 47762780), (2, 23881390), (4, 11940695), (5, 9552556), (10, 4776278), (13, 3674060), (20, 2388139), (26, 1837030), (52, 918515), (65, 734812), (130, 367406), (169, 282620), (260, 183703), (338, 141310), (676, 70655), (845, 56524), (1087, 43940), (1690, 28262), (2174, 21970), (2197, 21740), (3380, 14131), (4348, 10985), (4394, 10870), (5435, 8788)]