28448570

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 52563600

約数和(自身を除く): 24115030

約数列:

[1, 2, 5, 10, 61, 122, 149, 298, 305, 313, 610, 626, 745, 1490, 1565, 3130, 9089, 18178, 19093, 38186, 45445, 46637, 90890, 93274, 95465, 190930, 233185, 466370, 2844857, 5689714, 14224285, 28448570]

約数ペア:

[(1, 28448570), (2, 14224285), (5, 5689714), (10, 2844857), (61, 466370), (122, 233185), (149, 190930), (298, 95465), (305, 93274), (313, 90890), (610, 46637), (626, 45445), (745, 38186), (1490, 19093), (1565, 18178), (3130, 9089)]