10780220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 26006400

約数和(自身を除く): 15226180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 2579, 4180, 5158, 10316, 12895, 25790, 28369, 49001, 51580, 56738, 98002, 113476, 141845, 196004, 245005, 283690, 490010, 539011, 567380, 980020, 1078022, 2156044, 2695055, 5390110, 10780220]

約数ペア:

[(1, 10780220), (2, 5390110), (4, 2695055), (5, 2156044), (10, 1078022), (11, 980020), (19, 567380), (20, 539011), (22, 490010), (38, 283690), (44, 245005), (55, 196004), (76, 141845), (95, 113476), (110, 98002), (190, 56738), (209, 51580), (220, 49001), (380, 28369), (418, 25790), (836, 12895), (1045, 10316), (2090, 5158), (2579, 4180)]