20143782160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6141397}}^1$

素因数の和:6141451

約数の個数: 40

約数和(自身を含む): 47976601176

約数和(自身を除く): 27832819016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6141397, 12282794, 24565588, 30706985, 49131176, 61413970, 98262352, 122827940, 245655880, 251797277, 491311760, 503594554, 1007189108, 1258986385, 2014378216, 2517972770, 4028756432, 5035945540, 10071891080, 20143782160]

約数ペア:

[(1, 20143782160), (2, 10071891080), (4, 5035945540), (5, 4028756432), (8, 2517972770), (10, 2014378216), (16, 1258986385), (20, 1007189108), (40, 503594554), (41, 491311760), (80, 251797277), (82, 245655880), (164, 122827940), (205, 98262352), (328, 61413970), (410, 49131176), (656, 30706985), (820, 24565588), (1640, 12282794), (3280, 6141397)]