72853960

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17683}}^1$

素因数の和:17797

約数の個数: 32

約数和(自身を含む): 165522240

約数和(自身を除く): 92668280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17683, 35366, 70732, 88415, 141464, 176830, 353660, 707320, 1821349, 3642698, 7285396, 9106745, 14570792, 18213490, 36426980, 72853960]

約数ペア:

[(1, 72853960), (2, 36426980), (4, 18213490), (5, 14570792), (8, 9106745), (10, 7285396), (20, 3642698), (40, 1821349), (103, 707320), (206, 353660), (412, 176830), (515, 141464), (824, 88415), (1030, 70732), (2060, 35366), (4120, 17683)]