4275920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 11195712

約数和(自身を除く): 6919792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 113, 172, 176, 215, 220, 226, 344, 430, 440, 452, 473, 565, 688, 860, 880, 904, 946, 1130, 1243, 1720, 1808, 1892, 2260, 2365, 2486, 3440, 3784, 4520, 4730, 4859, 4972, 6215, 7568, 9040, 9460, 9718, 9944, 12430, 18920, 19436, 19888, 24295, 24860, 37840, 38872, 48590, 49720, 53449, 77744, 97180, 99440, 106898, 194360, 213796, 267245, 388720, 427592, 534490, 855184, 1068980, 2137960, 4275920]

約数ペア:

[(1, 4275920), (2, 2137960), (4, 1068980), (5, 855184), (8, 534490), (10, 427592), (11, 388720), (16, 267245), (20, 213796), (22, 194360), (40, 106898), (43, 99440), (44, 97180), (55, 77744), (80, 53449), (86, 49720), (88, 48590), (110, 38872), (113, 37840), (172, 24860), (176, 24295), (215, 19888), (220, 19436), (226, 18920), (344, 12430), (430, 9944), (440, 9718), (452, 9460), (473, 9040), (565, 7568), (688, 6215), (860, 4972), (880, 4859), (904, 4730), (946, 4520), (1130, 3784), (1243, 3440), (1720, 2486), (1808, 2365), (1892, 2260)]