40709140

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6421}}^1$

素因数の和:6747

約数の個数: 24

約数和(自身を含む): 85772232

約数和(自身を除く): 45063092

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 6421, 12842, 25684, 32105, 64210, 128420, 2035457, 4070914, 8141828, 10177285, 20354570, 40709140]

約数ペア:

[(1, 40709140), (2, 20354570), (4, 10177285), (5, 8141828), (10, 4070914), (20, 2035457), (317, 128420), (634, 64210), (1268, 32105), (1585, 25684), (3170, 12842), (6340, 6421)]