38015440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 60

約数和(自身を含む): 90841284

約数和(自身を除く): 52825844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 257, 344, 430, 514, 688, 860, 1028, 1285, 1720, 1849, 2056, 2570, 3440, 3698, 4112, 5140, 7396, 9245, 10280, 11051, 14792, 18490, 20560, 22102, 29584, 36980, 44204, 55255, 73960, 88408, 110510, 147920, 176816, 221020, 442040, 475193, 884080, 950386, 1900772, 2375965, 3801544, 4751930, 7603088, 9503860, 19007720, 38015440]

約数ペア:

[(1, 38015440), (2, 19007720), (4, 9503860), (5, 7603088), (8, 4751930), (10, 3801544), (16, 2375965), (20, 1900772), (40, 950386), (43, 884080), (80, 475193), (86, 442040), (172, 221020), (215, 176816), (257, 147920), (344, 110510), (430, 88408), (514, 73960), (688, 55255), (860, 44204), (1028, 36980), (1285, 29584), (1720, 22102), (1849, 20560), (2056, 18490), (2570, 14792), (3440, 11051), (3698, 10280), (4112, 9245), (5140, 7396)]