2683960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3947}}^1$

素因数の和:3975

約数の個数: 32

約数和(自身を含む): 6395760

約数和(自身を除く): 3711800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3947, 7894, 15788, 19735, 31576, 39470, 67099, 78940, 134198, 157880, 268396, 335495, 536792, 670990, 1341980, 2683960]

約数ペア:

[(1, 2683960), (2, 1341980), (4, 670990), (5, 536792), (8, 335495), (10, 268396), (17, 157880), (20, 134198), (34, 78940), (40, 67099), (68, 39470), (85, 31576), (136, 19735), (170, 15788), (340, 7894), (680, 3947)]