15958520

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2389}}^1$

素因数の和:2567

約数の個数: 32

約数和(自身を含む): 36136800

約数和(自身を除く): 20178280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 2389, 3340, 4778, 6680, 9556, 11945, 19112, 23890, 47780, 95560, 398963, 797926, 1595852, 1994815, 3191704, 3989630, 7979260, 15958520]

約数ペア:

[(1, 15958520), (2, 7979260), (4, 3989630), (5, 3191704), (8, 1994815), (10, 1595852), (20, 797926), (40, 398963), (167, 95560), (334, 47780), (668, 23890), (835, 19112), (1336, 11945), (1670, 9556), (2389, 6680), (3340, 4778)]