1970720

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 4740120

約数和(自身を除く): 2769400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 113, 160, 218, 226, 436, 452, 545, 565, 872, 904, 1090, 1130, 1744, 1808, 2180, 2260, 3488, 3616, 4360, 4520, 8720, 9040, 12317, 17440, 18080, 24634, 49268, 61585, 98536, 123170, 197072, 246340, 394144, 492680, 985360, 1970720]

約数ペア:

[(1, 1970720), (2, 985360), (4, 492680), (5, 394144), (8, 246340), (10, 197072), (16, 123170), (20, 98536), (32, 61585), (40, 49268), (80, 24634), (109, 18080), (113, 17440), (160, 12317), (218, 9040), (226, 8720), (436, 4520), (452, 4360), (545, 3616), (565, 3488), (872, 2260), (904, 2180), (1090, 1808), (1130, 1744)]