8568040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16477}}^1$

素因数の和:16501

約数の個数: 32

約数和(自身を含む): 20762280

約数和(自身を除く): 12194240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16477, 32954, 65908, 82385, 131816, 164770, 214201, 329540, 428402, 659080, 856804, 1071005, 1713608, 2142010, 4284020, 8568040]

約数ペア:

[(1, 8568040), (2, 4284020), (4, 2142010), (5, 1713608), (8, 1071005), (10, 856804), (13, 659080), (20, 428402), (26, 329540), (40, 214201), (52, 164770), (65, 131816), (104, 82385), (130, 65908), (260, 32954), (520, 16477)]