120645220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{208009}}^1$

素因数の和:208047

約数の個数: 24

約数和(自身を含む): 262092600

約数和(自身を除く): 141447380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 208009, 416018, 832036, 1040045, 2080090, 4160180, 6032261, 12064522, 24129044, 30161305, 60322610, 120645220]

約数ペア:

[(1, 120645220), (2, 60322610), (4, 30161305), (5, 24129044), (10, 12064522), (20, 6032261), (29, 4160180), (58, 2080090), (116, 1040045), (145, 832036), (290, 416018), (580, 208009)]