15651420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{260857}}^1$

素因数の和:260869

約数の個数: 24

約数和(自身を含む): 43824144

約数和(自身を除く): 28172724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 260857, 521714, 782571, 1043428, 1304285, 1565142, 2608570, 3130284, 3912855, 5217140, 7825710, 15651420]

約数ペア:

[(1, 15651420), (2, 7825710), (3, 5217140), (4, 3912855), (5, 3130284), (6, 2608570), (10, 1565142), (12, 1304285), (15, 1043428), (20, 782571), (30, 521714), (60, 260857)]