23195920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 60299712

約数和(自身を除く): 37103792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 613, 688, 860, 880, 946, 1226, 1720, 1892, 2365, 2452, 3065, 3440, 3784, 4730, 4904, 6130, 6743, 7568, 9460, 9808, 12260, 13486, 18920, 24520, 26359, 26972, 33715, 37840, 49040, 52718, 53944, 67430, 105436, 107888, 131795, 134860, 210872, 263590, 269720, 289949, 421744, 527180, 539440, 579898, 1054360, 1159796, 1449745, 2108720, 2319592, 2899490, 4639184, 5798980, 11597960, 23195920]

約数ペア:

[(1, 23195920), (2, 11597960), (4, 5798980), (5, 4639184), (8, 2899490), (10, 2319592), (11, 2108720), (16, 1449745), (20, 1159796), (22, 1054360), (40, 579898), (43, 539440), (44, 527180), (55, 421744), (80, 289949), (86, 269720), (88, 263590), (110, 210872), (172, 134860), (176, 131795), (215, 107888), (220, 105436), (344, 67430), (430, 53944), (440, 52718), (473, 49040), (613, 37840), (688, 33715), (860, 26972), (880, 26359), (946, 24520), (1226, 18920), (1720, 13486), (1892, 12260), (2365, 9808), (2452, 9460), (3065, 7568), (3440, 6743), (3784, 6130), (4730, 4904)]