4544240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1377

約数の個数: 40

約数和(自身を含む): 10819248

約数和(自身を除く): 6275008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1321, 1720, 2642, 3440, 5284, 6605, 10568, 13210, 21136, 26420, 52840, 56803, 105680, 113606, 227212, 284015, 454424, 568030, 908848, 1136060, 2272120, 4544240]

約数ペア:

[(1, 4544240), (2, 2272120), (4, 1136060), (5, 908848), (8, 568030), (10, 454424), (16, 284015), (20, 227212), (40, 113606), (43, 105680), (80, 56803), (86, 52840), (172, 26420), (215, 21136), (344, 13210), (430, 10568), (688, 6605), (860, 5284), (1321, 3440), (1720, 2642)]