30272740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 66253824

約数和(自身を除く): 35981084

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 157, 310, 311, 314, 620, 622, 628, 785, 1244, 1555, 1570, 3110, 3140, 4867, 6220, 9641, 9734, 19282, 19468, 24335, 38564, 48205, 48670, 48827, 96410, 97340, 97654, 192820, 195308, 244135, 488270, 976540, 1513637, 3027274, 6054548, 7568185, 15136370, 30272740]

約数ペア:

[(1, 30272740), (2, 15136370), (4, 7568185), (5, 6054548), (10, 3027274), (20, 1513637), (31, 976540), (62, 488270), (124, 244135), (155, 195308), (157, 192820), (310, 97654), (311, 97340), (314, 96410), (620, 48827), (622, 48670), (628, 48205), (785, 38564), (1244, 24335), (1555, 19468), (1570, 19282), (3110, 9734), (3140, 9641), (4867, 6220)]