2019901080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{719}}^1$

素因数の和:1345

約数の個数: 128

約数和(自身を含む): 6227020800

約数和(自身を除く): 4207119720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 571, 615, 719, 820, 984, 1142, 1230, 1438, 1640, 1713, 2157, 2284, 2460, 2855, 2876, 3426, 3595, 4314, 4568, 4920, 5710, 5752, 6852, 7190, 8565, 8628, 10785, 11420, 13704, 14380, 17130, 17256, 21570, 22840, 23411, 28760, 29479, 34260, 43140, 46822, 58958, 68520, 70233, 86280, 88437, 93644, 117055, 117916, 140466, 147395, 176874, 187288, 234110, 235832, 280932, 294790, 351165, 353748, 410549, 442185, 468220, 561864, 589580, 702330, 707496, 821098, 884370, 936440, 1179160, 1231647, 1404660, 1642196, 1768740, 2052745, 2463294, 2809320, 3284392, 3537480, 4105490, 4926588, 6158235, 8210980, 9853176, 12316470, 16421960, 16832509, 24632940, 33665018, 49265880, 50497527, 67330036, 84162545, 100995054, 134660072, 168325090, 201990108, 252487635, 336650180, 403980216, 504975270, 673300360, 1009950540, 2019901080]

約数ペア:

[(1, 2019901080), (2, 1009950540), (3, 673300360), (4, 504975270), (5, 403980216), (6, 336650180), (8, 252487635), (10, 201990108), (12, 168325090), (15, 134660072), (20, 100995054), (24, 84162545), (30, 67330036), (40, 50497527), (41, 49265880), (60, 33665018), (82, 24632940), (120, 16832509), (123, 16421960), (164, 12316470), (205, 9853176), (246, 8210980), (328, 6158235), (410, 4926588), (492, 4105490), (571, 3537480), (615, 3284392), (719, 2809320), (820, 2463294), (984, 2052745), (1142, 1768740), (1230, 1642196), (1438, 1404660), (1640, 1231647), (1713, 1179160), (2157, 936440), (2284, 884370), (2460, 821098), (2855, 707496), (2876, 702330), (3426, 589580), (3595, 561864), (4314, 468220), (4568, 442185), (4920, 410549), (5710, 353748), (5752, 351165), (6852, 294790), (7190, 280932), (8565, 235832), (8628, 234110), (10785, 187288), (11420, 176874), (13704, 147395), (14380, 140466), (17130, 117916), (17256, 117055), (21570, 93644), (22840, 88437), (23411, 86280), (28760, 70233), (29479, 68520), (34260, 58958), (43140, 46822)]