5541640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10657}}^1$

素因数の和:10681

約数の個数: 32

約数和(自身を含む): 13429080

約数和(自身を除く): 7887440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 10657, 21314, 42628, 53285, 85256, 106570, 138541, 213140, 277082, 426280, 554164, 692705, 1108328, 1385410, 2770820, 5541640]

約数ペア:

[(1, 5541640), (2, 2770820), (4, 1385410), (5, 1108328), (8, 692705), (10, 554164), (13, 426280), (20, 277082), (26, 213140), (40, 138541), (52, 106570), (65, 85256), (104, 53285), (130, 42628), (260, 21314), (520, 10657)]