103968040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21481}}^1$

素因数の和:21514

約数の個数: 48

約数和(自身を含む): 257139540

約数和(自身を除く): 153171500

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, 21481, 42962, 85924, 107405, 171848, 214810, 236291, 429620, 472582, 859240, 945164, 1181455, 1890328, 2362910, 2599201, 4725820, 5198402, 9451640, 10396804, 12996005, 20793608, 25992010, 51984020, 103968040]

約数ペア:

[(1, 103968040), (2, 51984020), (4, 25992010), (5, 20793608), (8, 12996005), (10, 10396804), (11, 9451640), (20, 5198402), (22, 4725820), (40, 2599201), (44, 2362910), (55, 1890328), (88, 1181455), (110, 945164), (121, 859240), (220, 472582), (242, 429620), (440, 236291), (484, 214810), (605, 171848), (968, 107405), (1210, 85924), (2420, 42962), (4840, 21481)]