40078890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{445321}}^1$

素因数の和:445334

約数の個数: 24

約数和(自身を含む): 104205348

約数和(自身を除く): 64126458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 445321, 890642, 1335963, 2226605, 2671926, 4007889, 4453210, 6679815, 8015778, 13359630, 20039445, 40078890]

約数ペア:

[(1, 40078890), (2, 20039445), (3, 13359630), (5, 8015778), (6, 6679815), (9, 4453210), (10, 4007889), (15, 2671926), (18, 2226605), (30, 1335963), (45, 890642), (90, 445321)]