259320220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{156217}}^1$

素因数の和:156309

約数の個数: 24

約数和(自身を含む): 551137104

約数和(自身を除く): 291816884

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 156217, 312434, 624868, 781085, 1562170, 3124340, 12966011, 25932022, 51864044, 64830055, 129660110, 259320220]

約数ペア:

[(1, 259320220), (2, 129660110), (4, 64830055), (5, 51864044), (10, 25932022), (20, 12966011), (83, 3124340), (166, 1562170), (332, 781085), (415, 624868), (830, 312434), (1660, 156217)]