31210340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{222931}}^1$

素因数の和:222947

約数の個数: 24

約数和(自身を含む): 74905152

約数和(自身を除く): 43694812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 222931, 445862, 891724, 1114655, 1560517, 2229310, 3121034, 4458620, 6242068, 7802585, 15605170, 31210340]

約数ペア:

[(1, 31210340), (2, 15605170), (4, 7802585), (5, 6242068), (7, 4458620), (10, 3121034), (14, 2229310), (20, 1560517), (28, 1114655), (35, 891724), (70, 445862), (140, 222931)]