12618520

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1889}}^1$

素因数の和:2067

約数の個数: 32

約数和(自身を含む): 28576800

約数和(自身を除く): 15958280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 1889, 3340, 3778, 6680, 7556, 9445, 15112, 18890, 37780, 75560, 315463, 630926, 1261852, 1577315, 2523704, 3154630, 6309260, 12618520]

約数ペア:

[(1, 12618520), (2, 6309260), (4, 3154630), (5, 2523704), (8, 1577315), (10, 1261852), (20, 630926), (40, 315463), (167, 75560), (334, 37780), (668, 18890), (835, 15112), (1336, 9445), (1670, 7556), (1889, 6680), (3340, 3778)]