289114870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{24113}}^1$

素因数の和:24240

約数の個数: 32

約数和(自身を含む): 572948640

約数和(自身を除く): 283833770

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11990, 24113, 48226, 120565, 241130, 265243, 530486, 1326215, 2628317, 2652430, 5256634, 13141585, 26283170, 28911487, 57822974, 144557435, 289114870]

約数ペア:

[(1, 289114870), (2, 144557435), (5, 57822974), (10, 28911487), (11, 26283170), (22, 13141585), (55, 5256634), (109, 2652430), (110, 2628317), (218, 1326215), (545, 530486), (1090, 265243), (1199, 241130), (2398, 120565), (5995, 48226), (11990, 24113)]