207936080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21481}}^1$

素因数の和:21516

約数の個数: 60

約数和(自身を含む): 531421716

約数和(自身を除く): 323485636

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 21481, 42962, 85924, 107405, 171848, 214810, 236291, 343696, 429620, 472582, 859240, 945164, 1181455, 1718480, 1890328, 2362910, 2599201, 3780656, 4725820, 5198402, 9451640, 10396804, 12996005, 18903280, 20793608, 25992010, 41587216, 51984020, 103968040, 207936080]

約数ペア:

[(1, 207936080), (2, 103968040), (4, 51984020), (5, 41587216), (8, 25992010), (10, 20793608), (11, 18903280), (16, 12996005), (20, 10396804), (22, 9451640), (40, 5198402), (44, 4725820), (55, 3780656), (80, 2599201), (88, 2362910), (110, 1890328), (121, 1718480), (176, 1181455), (220, 945164), (242, 859240), (440, 472582), (484, 429620), (605, 343696), (880, 236291), (968, 214810), (1210, 171848), (1936, 107405), (2420, 85924), (4840, 42962), (9680, 21481)]