19481200

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 47327328

約数和(自身を除く): 27846128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 400, 431, 452, 565, 862, 904, 1130, 1724, 1808, 2155, 2260, 2825, 3448, 4310, 4520, 5650, 6896, 8620, 9040, 10775, 11300, 17240, 21550, 22600, 34480, 43100, 45200, 48703, 86200, 97406, 172400, 194812, 243515, 389624, 487030, 779248, 974060, 1217575, 1948120, 2435150, 3896240, 4870300, 9740600, 19481200]

約数ペア:

[(1, 19481200), (2, 9740600), (4, 4870300), (5, 3896240), (8, 2435150), (10, 1948120), (16, 1217575), (20, 974060), (25, 779248), (40, 487030), (50, 389624), (80, 243515), (100, 194812), (113, 172400), (200, 97406), (226, 86200), (400, 48703), (431, 45200), (452, 43100), (565, 34480), (862, 22600), (904, 21550), (1130, 17240), (1724, 11300), (1808, 10775), (2155, 9040), (2260, 8620), (2825, 6896), (3448, 5650), (4310, 4520)]