55280790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1579}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 144190800

約数和(自身を除く): 88910010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 389, 778, 1167, 1579, 1945, 2334, 3158, 3501, 3890, 4737, 5835, 7002, 7895, 9474, 11670, 14211, 15790, 17505, 23685, 28422, 35010, 47370, 71055, 142110, 614231, 1228462, 1842693, 3071155, 3685386, 5528079, 6142310, 9213465, 11056158, 18426930, 27640395, 55280790]

約数ペア:

[(1, 55280790), (2, 27640395), (3, 18426930), (5, 11056158), (6, 9213465), (9, 6142310), (10, 5528079), (15, 3685386), (18, 3071155), (30, 1842693), (45, 1228462), (90, 614231), (389, 142110), (778, 71055), (1167, 47370), (1579, 35010), (1945, 28422), (2334, 23685), (3158, 17505), (3501, 15790), (3890, 14211), (4737, 11670), (5835, 9474), (7002, 7895)]