42907120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12473}}^1$

素因数の和:12529

約数の個数: 40

約数和(自身を含む): 102087216

約数和(自身を除く): 59180096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 12473, 24946, 49892, 62365, 99784, 124730, 199568, 249460, 498920, 536339, 997840, 1072678, 2145356, 2681695, 4290712, 5363390, 8581424, 10726780, 21453560, 42907120]

約数ペア:

[(1, 42907120), (2, 21453560), (4, 10726780), (5, 8581424), (8, 5363390), (10, 4290712), (16, 2681695), (20, 2145356), (40, 1072678), (43, 997840), (80, 536339), (86, 498920), (172, 249460), (215, 199568), (344, 124730), (430, 99784), (688, 62365), (860, 49892), (1720, 24946), (3440, 12473)]