40291280

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4457}}^1$

素因数の和:4583

約数の個数: 40

約数和(自身を含む): 94527432

約数和(自身を除く): 54236152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4457, 4520, 8914, 9040, 17828, 22285, 35656, 44570, 71312, 89140, 178280, 356560, 503641, 1007282, 2014564, 2518205, 4029128, 5036410, 8058256, 10072820, 20145640, 40291280]

約数ペア:

[(1, 40291280), (2, 20145640), (4, 10072820), (5, 8058256), (8, 5036410), (10, 4029128), (16, 2518205), (20, 2014564), (40, 1007282), (80, 503641), (113, 356560), (226, 178280), (452, 89140), (565, 71312), (904, 44570), (1130, 35656), (1808, 22285), (2260, 17828), (4457, 9040), (4520, 8914)]