87321040

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4567}}^1$

素因数の和:4819

約数の個数: 40

約数和(自身を含む): 203915520

約数和(自身を除く): 116594480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4567, 4780, 9134, 9560, 18268, 19120, 22835, 36536, 45670, 73072, 91340, 182680, 365360, 1091513, 2183026, 4366052, 5457565, 8732104, 10915130, 17464208, 21830260, 43660520, 87321040]

約数ペア:

[(1, 87321040), (2, 43660520), (4, 21830260), (5, 17464208), (8, 10915130), (10, 8732104), (16, 5457565), (20, 4366052), (40, 2183026), (80, 1091513), (239, 365360), (478, 182680), (956, 91340), (1195, 73072), (1912, 45670), (2390, 36536), (3824, 22835), (4567, 19120), (4780, 18268), (9134, 9560)]