40118420

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2671}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 84392448

約数和(自身を除く): 44274028

約数列:

[1, 2, 4, 5, 10, 20, 751, 1502, 2671, 3004, 3755, 5342, 7510, 10684, 13355, 15020, 26710, 53420, 2005921, 4011842, 8023684, 10029605, 20059210, 40118420]

約数ペア:

[(1, 40118420), (2, 20059210), (4, 10029605), (5, 8023684), (10, 4011842), (20, 2005921), (751, 53420), (1502, 26710), (2671, 15020), (3004, 13355), (3755, 10684), (5342, 7510)]