4198240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1415

約数の個数: 48

約数和(自身を含む): 10447920

約数和(自身を除く): 6249680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1381, 1520, 2762, 3040, 5524, 6905, 11048, 13810, 22096, 26239, 27620, 44192, 52478, 55240, 104956, 110480, 131195, 209912, 220960, 262390, 419824, 524780, 839648, 1049560, 2099120, 4198240]

約数ペア:

[(1, 4198240), (2, 2099120), (4, 1049560), (5, 839648), (8, 524780), (10, 419824), (16, 262390), (19, 220960), (20, 209912), (32, 131195), (38, 110480), (40, 104956), (76, 55240), (80, 52478), (95, 44192), (152, 27620), (160, 26239), (190, 22096), (304, 13810), (380, 11048), (608, 6905), (760, 5524), (1381, 3040), (1520, 2762)]