200822920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122453}}^1$

素因数の和:122505

約数の個数: 32

約数和(自身を含む): 462876120

約数和(自身を除く): 262053200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122453, 244906, 489812, 612265, 979624, 1224530, 2449060, 4898120, 5020573, 10041146, 20082292, 25102865, 40164584, 50205730, 100411460, 200822920]

約数ペア:

[(1, 200822920), (2, 100411460), (4, 50205730), (5, 40164584), (8, 25102865), (10, 20082292), (20, 10041146), (40, 5020573), (41, 4898120), (82, 2449060), (164, 1224530), (205, 979624), (328, 612265), (410, 489812), (820, 244906), (1640, 122453)]