22721200

素因数分解:

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

素因数の和:1382

約数の個数: 60

約数和(自身を含む): 55899448

約数和(自身を除く): 33178248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1321, 1720, 2150, 2642, 3440, 4300, 5284, 6605, 8600, 10568, 13210, 17200, 21136, 26420, 33025, 52840, 56803, 66050, 105680, 113606, 132100, 227212, 264200, 284015, 454424, 528400, 568030, 908848, 1136060, 1420075, 2272120, 2840150, 4544240, 5680300, 11360600, 22721200]

約数ペア:

[(1, 22721200), (2, 11360600), (4, 5680300), (5, 4544240), (8, 2840150), (10, 2272120), (16, 1420075), (20, 1136060), (25, 908848), (40, 568030), (43, 528400), (50, 454424), (80, 284015), (86, 264200), (100, 227212), (172, 132100), (200, 113606), (215, 105680), (344, 66050), (400, 56803), (430, 52840), (688, 33025), (860, 26420), (1075, 21136), (1321, 17200), (1720, 13210), (2150, 10568), (2642, 8600), (3440, 6605), (4300, 5284)]