39974870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{929}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 77807520

約数和(自身を除く): 37832650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 662, 929, 1655, 1858, 3310, 4303, 4645, 8606, 9290, 12077, 21515, 24154, 43030, 60385, 120770, 307499, 614998, 1537495, 3074990, 3997487, 7994974, 19987435, 39974870]

約数ペア:

[(1, 39974870), (2, 19987435), (5, 7994974), (10, 3997487), (13, 3074990), (26, 1537495), (65, 614998), (130, 307499), (331, 120770), (662, 60385), (929, 43030), (1655, 24154), (1858, 21515), (3310, 12077), (4303, 9290), (4645, 8606)]