206798680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{42727}}^1$

素因数の和:42760

約数の個数: 48

約数和(自身を含む): 511454160

約数和(自身を除く): 304655480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 42727, 85454, 170908, 213635, 341816, 427270, 469997, 854540, 939994, 1709080, 1879988, 2349985, 3759976, 4699970, 5169967, 9399940, 10339934, 18799880, 20679868, 25849835, 41359736, 51699670, 103399340, 206798680]

約数ペア:

[(1, 206798680), (2, 103399340), (4, 51699670), (5, 41359736), (8, 25849835), (10, 20679868), (11, 18799880), (20, 10339934), (22, 9399940), (40, 5169967), (44, 4699970), (55, 3759976), (88, 2349985), (110, 1879988), (121, 1709080), (220, 939994), (242, 854540), (440, 469997), (484, 427270), (605, 341816), (968, 213635), (1210, 170908), (2420, 85454), (4840, 42727)]