38947040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22129}}^1$

素因数の和:22155

約数の個数: 48

約数和(自身を含む): 100381680

約数和(自身を除く): 61434640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 22129, 44258, 88516, 110645, 177032, 221290, 243419, 354064, 442580, 486838, 708128, 885160, 973676, 1217095, 1770320, 1947352, 2434190, 3540640, 3894704, 4868380, 7789408, 9736760, 19473520, 38947040]

約数ペア:

[(1, 38947040), (2, 19473520), (4, 9736760), (5, 7789408), (8, 4868380), (10, 3894704), (11, 3540640), (16, 2434190), (20, 1947352), (22, 1770320), (32, 1217095), (40, 973676), (44, 885160), (55, 708128), (80, 486838), (88, 442580), (110, 354064), (160, 243419), (176, 221290), (220, 177032), (352, 110645), (440, 88516), (880, 44258), (1760, 22129)]