39439790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4273}}^1$

素因数の和:4364

約数の個数: 32

約数和(自身を含む): 77547456

約数和(自身を除く): 38107666

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4273, 4615, 8546, 9230, 21365, 42730, 55549, 111098, 277745, 303383, 555490, 606766, 1516915, 3033830, 3943979, 7887958, 19719895, 39439790]

約数ペア:

[(1, 39439790), (2, 19719895), (5, 7887958), (10, 3943979), (13, 3033830), (26, 1516915), (65, 606766), (71, 555490), (130, 303383), (142, 277745), (355, 111098), (710, 55549), (923, 42730), (1846, 21365), (4273, 9230), (4615, 8546)]