18872340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2111}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 34350060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2111, 2235, 2980, 4222, 4470, 6333, 8444, 8940, 10555, 12666, 21110, 25332, 31665, 42220, 63330, 126660, 314539, 629078, 943617, 1258156, 1572695, 1887234, 3145390, 3774468, 4718085, 6290780, 9436170, 18872340]

約数ペア:

[(1, 18872340), (2, 9436170), (3, 6290780), (4, 4718085), (5, 3774468), (6, 3145390), (10, 1887234), (12, 1572695), (15, 1258156), (20, 943617), (30, 629078), (60, 314539), (149, 126660), (298, 63330), (447, 42220), (596, 31665), (745, 25332), (894, 21110), (1490, 12666), (1788, 10555), (2111, 8940), (2235, 8444), (2980, 6333), (4222, 4470)]