1640523770

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1\times {\mathrm{4127}}^1$

素因数の和:4574

約数の個数: 32

約数和(自身を含む): 2986426368

約数和(自身を除く): 1345902598

約数列:

[1, 2, 5, 10, 127, 254, 313, 626, 635, 1270, 1565, 3130, 4127, 8254, 20635, 39751, 41270, 79502, 198755, 397510, 524129, 1048258, 1291751, 2583502, 2620645, 5241290, 6458755, 12917510, 164052377, 328104754, 820261885, 1640523770]

約数ペア:

[(1, 1640523770), (2, 820261885), (5, 328104754), (10, 164052377), (127, 12917510), (254, 6458755), (313, 5241290), (626, 2620645), (635, 2583502), (1270, 1291751), (1565, 1048258), (3130, 524129), (4127, 397510), (8254, 198755), (20635, 79502), (39751, 41270)]