15387040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5657}}^1$

素因数の和:5689

約数の個数: 48

約数和(自身を含む): 38497032

約数和(自身を除く): 23109992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 5657, 11314, 22628, 28285, 45256, 56570, 90512, 96169, 113140, 181024, 192338, 226280, 384676, 452560, 480845, 769352, 905120, 961690, 1538704, 1923380, 3077408, 3846760, 7693520, 15387040]

約数ペア:

[(1, 15387040), (2, 7693520), (4, 3846760), (5, 3077408), (8, 1923380), (10, 1538704), (16, 961690), (17, 905120), (20, 769352), (32, 480845), (34, 452560), (40, 384676), (68, 226280), (80, 192338), (85, 181024), (136, 113140), (160, 96169), (170, 90512), (272, 56570), (340, 45256), (544, 28285), (680, 22628), (1360, 11314), (2720, 5657)]