4055660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 9918720

約数和(自身を除く): 5863060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 491, 590, 826, 982, 1180, 1652, 1964, 2065, 2455, 3437, 4130, 4910, 6874, 8260, 9820, 13748, 17185, 28969, 34370, 57938, 68740, 115876, 144845, 202783, 289690, 405566, 579380, 811132, 1013915, 2027830, 4055660]

約数ペア:

[(1, 4055660), (2, 2027830), (4, 1013915), (5, 811132), (7, 579380), (10, 405566), (14, 289690), (20, 202783), (28, 144845), (35, 115876), (59, 68740), (70, 57938), (118, 34370), (140, 28969), (236, 17185), (295, 13748), (413, 9820), (491, 8260), (590, 6874), (826, 4910), (982, 4130), (1180, 3437), (1652, 2455), (1964, 2065)]