20199693400

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1216849}}^1$

素因数の和:1216948

約数の個数: 48

約数和(自身を含む): 47530161000

約数和(自身を除く): 27330467600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 664, 830, 1660, 2075, 3320, 4150, 8300, 16600, 1216849, 2433698, 4867396, 6084245, 9734792, 12168490, 24336980, 30421225, 48673960, 60842450, 100998467, 121684900, 201996934, 243369800, 403993868, 504992335, 807987736, 1009984670, 2019969340, 2524961675, 4039938680, 5049923350, 10099846700, 20199693400]

約数ペア:

[(1, 20199693400), (2, 10099846700), (4, 5049923350), (5, 4039938680), (8, 2524961675), (10, 2019969340), (20, 1009984670), (25, 807987736), (40, 504992335), (50, 403993868), (83, 243369800), (100, 201996934), (166, 121684900), (200, 100998467), (332, 60842450), (415, 48673960), (664, 30421225), (830, 24336980), (1660, 12168490), (2075, 9734792), (3320, 6084245), (4150, 4867396), (8300, 2433698), (16600, 1216849)]