19480080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3529}}^1$

素因数の和:3568

約数の個数: 80

約数和(自身を含む): 63031680

約数和(自身を除く): 43551600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3529, 5520, 7058, 10587, 14116, 17645, 21174, 28232, 35290, 42348, 52935, 56464, 70580, 81167, 84696, 105870, 141160, 162334, 169392, 211740, 243501, 282320, 324668, 405835, 423480, 487002, 649336, 811670, 846960, 974004, 1217505, 1298672, 1623340, 1948008, 2435010, 3246680, 3896016, 4870020, 6493360, 9740040, 19480080]

約数ペア:

[(1, 19480080), (2, 9740040), (3, 6493360), (4, 4870020), (5, 3896016), (6, 3246680), (8, 2435010), (10, 1948008), (12, 1623340), (15, 1298672), (16, 1217505), (20, 974004), (23, 846960), (24, 811670), (30, 649336), (40, 487002), (46, 423480), (48, 405835), (60, 324668), (69, 282320), (80, 243501), (92, 211740), (115, 169392), (120, 162334), (138, 141160), (184, 105870), (230, 84696), (240, 81167), (276, 70580), (345, 56464), (368, 52935), (460, 42348), (552, 35290), (690, 28232), (920, 21174), (1104, 17645), (1380, 14116), (1840, 10587), (2760, 7058), (3529, 5520)]