40863340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4111}}^1$

素因数の和:4198

約数の個数: 48

約数和(自身を含む): 99477504

約数和(自身を除く): 58614164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4111, 4970, 8222, 9940, 16444, 20555, 28777, 41110, 57554, 82220, 115108, 143885, 287770, 291881, 575540, 583762, 1167524, 1459405, 2043167, 2918810, 4086334, 5837620, 8172668, 10215835, 20431670, 40863340]

約数ペア:

[(1, 40863340), (2, 20431670), (4, 10215835), (5, 8172668), (7, 5837620), (10, 4086334), (14, 2918810), (20, 2043167), (28, 1459405), (35, 1167524), (70, 583762), (71, 575540), (140, 291881), (142, 287770), (284, 143885), (355, 115108), (497, 82220), (710, 57554), (994, 41110), (1420, 28777), (1988, 20555), (2485, 16444), (4111, 9940), (4970, 8222)]