426220460

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 907804800

約数和(自身を除く): 481584340

約数列:

[1, 2, 4, 5, 10, 20, 149, 157, 298, 314, 596, 628, 745, 785, 911, 1490, 1570, 1822, 2980, 3140, 3644, 4555, 9110, 18220, 23393, 46786, 93572, 116965, 135739, 143027, 233930, 271478, 286054, 467860, 542956, 572108, 678695, 715135, 1357390, 1430270, 2714780, 2860540, 21311023, 42622046, 85244092, 106555115, 213110230, 426220460]

約数ペア:

[(1, 426220460), (2, 213110230), (4, 106555115), (5, 85244092), (10, 42622046), (20, 21311023), (149, 2860540), (157, 2714780), (298, 1430270), (314, 1357390), (596, 715135), (628, 678695), (745, 572108), (785, 542956), (911, 467860), (1490, 286054), (1570, 271478), (1822, 233930), (2980, 143027), (3140, 135739), (3644, 116965), (4555, 93572), (9110, 46786), (18220, 23393)]