31127440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13417}}^1$

素因数の和:13459

約数の個数: 40

約数和(自身を含む): 74872440

約数和(自身を除く): 43745000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 13417, 26834, 53668, 67085, 107336, 134170, 214672, 268340, 389093, 536680, 778186, 1073360, 1556372, 1945465, 3112744, 3890930, 6225488, 7781860, 15563720, 31127440]

約数ペア:

[(1, 31127440), (2, 15563720), (4, 7781860), (5, 6225488), (8, 3890930), (10, 3112744), (16, 1945465), (20, 1556372), (29, 1073360), (40, 778186), (58, 536680), (80, 389093), (116, 268340), (145, 214672), (232, 134170), (290, 107336), (464, 67085), (580, 53668), (1160, 26834), (2320, 13417)]