1890737968

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{2203}}^1$

素因数の和:2394

約数の個数: 80

約数和(自身を含む): 4285281280

約数和(自身を除く): 2394543312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 97, 112, 158, 194, 316, 388, 553, 632, 679, 776, 1106, 1264, 1358, 1552, 2203, 2212, 2716, 4406, 4424, 5432, 7663, 8812, 8848, 10864, 15326, 15421, 17624, 30652, 30842, 35248, 53641, 61304, 61684, 107282, 122608, 123368, 174037, 213691, 214564, 246736, 348074, 427382, 429128, 696148, 854764, 858256, 1218259, 1392296, 1495837, 1709528, 2436518, 2784592, 2991674, 3419056, 4873036, 5983348, 9746072, 11966696, 16881589, 19492144, 23933392, 33763178, 67526356, 118171123, 135052712, 236342246, 270105424, 472684492, 945368984, 1890737968]

約数ペア:

[(1, 1890737968), (2, 945368984), (4, 472684492), (7, 270105424), (8, 236342246), (14, 135052712), (16, 118171123), (28, 67526356), (56, 33763178), (79, 23933392), (97, 19492144), (112, 16881589), (158, 11966696), (194, 9746072), (316, 5983348), (388, 4873036), (553, 3419056), (632, 2991674), (679, 2784592), (776, 2436518), (1106, 1709528), (1264, 1495837), (1358, 1392296), (1552, 1218259), (2203, 858256), (2212, 854764), (2716, 696148), (4406, 429128), (4424, 427382), (5432, 348074), (7663, 246736), (8812, 214564), (8848, 213691), (10864, 174037), (15326, 123368), (15421, 122608), (17624, 107282), (30652, 61684), (30842, 61304), (35248, 53641)]