20187752600

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3480647}}^1$

素因数の和:3480692

約数の個数: 48

約数和(自身を含む): 48555039600

約数和(自身を除く): 28367287000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 3480647, 6961294, 13922588, 17403235, 27845176, 34806470, 69612940, 87016175, 100938763, 139225880, 174032350, 201877526, 348064700, 403755052, 504693815, 696129400, 807510104, 1009387630, 2018775260, 2523469075, 4037550520, 5046938150, 10093876300, 20187752600]

約数ペア:

[(1, 20187752600), (2, 10093876300), (4, 5046938150), (5, 4037550520), (8, 2523469075), (10, 2018775260), (20, 1009387630), (25, 807510104), (29, 696129400), (40, 504693815), (50, 403755052), (58, 348064700), (100, 201877526), (116, 174032350), (145, 139225880), (200, 100938763), (232, 87016175), (290, 69612940), (580, 34806470), (725, 27845176), (1160, 17403235), (1450, 13922588), (2900, 6961294), (5800, 3480647)]