2160560

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:365

約数の個数: 40

約数和(自身を含む): 5088960

約数和(自身を除く): 2928400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 239, 452, 478, 565, 904, 956, 1130, 1195, 1808, 1912, 2260, 2390, 3824, 4520, 4780, 9040, 9560, 19120, 27007, 54014, 108028, 135035, 216056, 270070, 432112, 540140, 1080280, 2160560]

約数ペア:

[(1, 2160560), (2, 1080280), (4, 540140), (5, 432112), (8, 270070), (10, 216056), (16, 135035), (20, 108028), (40, 54014), (80, 27007), (113, 19120), (226, 9560), (239, 9040), (452, 4780), (478, 4520), (565, 3824), (904, 2390), (956, 2260), (1130, 1912), (1195, 1808)]