15563720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13417}}^1$

素因数の和:13457

約数の個数: 32

約数和(自身を含む): 36228600

約数和(自身を除く): 20664880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 13417, 26834, 53668, 67085, 107336, 134170, 268340, 389093, 536680, 778186, 1556372, 1945465, 3112744, 3890930, 7781860, 15563720]

約数ペア:

[(1, 15563720), (2, 7781860), (4, 3890930), (5, 3112744), (8, 1945465), (10, 1556372), (20, 778186), (29, 536680), (40, 389093), (58, 268340), (116, 134170), (145, 107336), (232, 67085), (290, 53668), (580, 26834), (1160, 13417)]