124685240

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{15823}}^1$

素因数の和:16031

約数の個数: 32

約数和(自身を含む): 281983680

約数和(自身を除く): 157298440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 15823, 31646, 63292, 79115, 126584, 158230, 316460, 632920, 3117131, 6234262, 12468524, 15585655, 24937048, 31171310, 62342620, 124685240]

約数ペア:

[(1, 124685240), (2, 62342620), (4, 31171310), (5, 24937048), (8, 15585655), (10, 12468524), (20, 6234262), (40, 3117131), (197, 632920), (394, 316460), (788, 158230), (985, 126584), (1576, 79115), (1970, 63292), (3940, 31646), (7880, 15823)]