20310200

素因数分解:

$2^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{587}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 47575080

約数和(自身を除く): 27264880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 173, 200, 346, 587, 692, 865, 1174, 1384, 1730, 2348, 2935, 3460, 4325, 4696, 5870, 6920, 8650, 11740, 14675, 17300, 23480, 29350, 34600, 58700, 101551, 117400, 203102, 406204, 507755, 812408, 1015510, 2031020, 2538775, 4062040, 5077550, 10155100, 20310200]

約数ペア:

[(1, 20310200), (2, 10155100), (4, 5077550), (5, 4062040), (8, 2538775), (10, 2031020), (20, 1015510), (25, 812408), (40, 507755), (50, 406204), (100, 203102), (173, 117400), (200, 101551), (346, 58700), (587, 34600), (692, 29350), (865, 23480), (1174, 17300), (1384, 14675), (1730, 11740), (2348, 8650), (2935, 6920), (3460, 5870), (4325, 4696)]