156645140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{460721}}^1$

素因数の和:460747

約数の個数: 24

約数和(自身を含む): 348305832

約数和(自身を除く): 191660692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 460721, 921442, 1842884, 2303605, 4607210, 7832257, 9214420, 15664514, 31329028, 39161285, 78322570, 156645140]

約数ペア:

[(1, 156645140), (2, 78322570), (4, 39161285), (5, 31329028), (10, 15664514), (17, 9214420), (20, 7832257), (34, 4607210), (68, 2303605), (85, 1842884), (170, 921442), (340, 460721)]