13786940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 30745344

約数和(自身を除く): 16958404

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 601, 620, 740, 1147, 1202, 2294, 2404, 3005, 4588, 5735, 6010, 11470, 12020, 18631, 22237, 22940, 37262, 44474, 74524, 88948, 93155, 111185, 186310, 222370, 372620, 444740, 689347, 1378694, 2757388, 3446735, 6893470, 13786940]

約数ペア:

[(1, 13786940), (2, 6893470), (4, 3446735), (5, 2757388), (10, 1378694), (20, 689347), (31, 444740), (37, 372620), (62, 222370), (74, 186310), (124, 111185), (148, 93155), (155, 88948), (185, 74524), (310, 44474), (370, 37262), (601, 22940), (620, 22237), (740, 18631), (1147, 12020), (1202, 11470), (2294, 6010), (2404, 5735), (3005, 4588)]