1881321260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1033693}}^1$

素因数の和:1033722

約数の個数: 48

約数和(自身を含む): 4862496576

約数和(自身を除く): 2981175316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1033693, 2067386, 4134772, 5168465, 7235851, 10336930, 13438009, 14471702, 20673860, 26876018, 28943404, 36179255, 53752036, 67190045, 72358510, 94066063, 134380090, 144717020, 188132126, 268760180, 376264252, 470330315, 940660630, 1881321260]

約数ペア:

[(1, 1881321260), (2, 940660630), (4, 470330315), (5, 376264252), (7, 268760180), (10, 188132126), (13, 144717020), (14, 134380090), (20, 94066063), (26, 72358510), (28, 67190045), (35, 53752036), (52, 36179255), (65, 28943404), (70, 26876018), (91, 20673860), (130, 14471702), (140, 13438009), (182, 10336930), (260, 7235851), (364, 5168465), (455, 4134772), (910, 2067386), (1820, 1033693)]