31741040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23339}}^1$

素因数の和:23369

約数の個数: 40

約数和(自身を含む): 78142320

約数和(自身を除く): 46401280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 23339, 46678, 93356, 116695, 186712, 233390, 373424, 396763, 466780, 793526, 933560, 1587052, 1867120, 1983815, 3174104, 3967630, 6348208, 7935260, 15870520, 31741040]

約数ペア:

[(1, 31741040), (2, 15870520), (4, 7935260), (5, 6348208), (8, 3967630), (10, 3174104), (16, 1983815), (17, 1867120), (20, 1587052), (34, 933560), (40, 793526), (68, 466780), (80, 396763), (85, 373424), (136, 233390), (170, 186712), (272, 116695), (340, 93356), (680, 46678), (1360, 23339)]