144040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 350280

約数和(自身を除く): 206240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 277, 520, 554, 1108, 1385, 2216, 2770, 3601, 5540, 7202, 11080, 14404, 18005, 28808, 36010, 72020, 144040]

約数ペア:

[(1, 144040), (2, 72020), (4, 36010), (5, 28808), (8, 18005), (10, 14404), (13, 11080), (20, 7202), (26, 5540), (40, 3601), (52, 2770), (65, 2216), (104, 1385), (130, 1108), (260, 554), (277, 520)]