15838790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1321}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 31410720

約数和(自身を除く): 15571930

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 1321, 2398, 2642, 5995, 6605, 11990, 13210, 14531, 29062, 72655, 143989, 145310, 287978, 719945, 1439890, 1583879, 3167758, 7919395, 15838790]

約数ペア:

[(1, 15838790), (2, 7919395), (5, 3167758), (10, 1583879), (11, 1439890), (22, 719945), (55, 287978), (109, 145310), (110, 143989), (218, 72655), (545, 29062), (1090, 14531), (1199, 13210), (1321, 11990), (2398, 6605), (2642, 5995)]