2783011280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{4877}}^1$

素因数の和:5916

約数の個数: 80

約数和(自身を含む): 7403633280

約数和(自身を除く): 4620622000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1019, 2038, 4076, 4877, 5095, 7133, 8152, 9754, 10190, 14266, 16304, 19508, 20380, 24385, 28532, 34139, 35665, 39016, 40760, 48770, 57064, 68278, 71330, 78032, 81520, 97540, 114128, 136556, 142660, 170695, 195080, 273112, 285320, 341390, 390160, 546224, 570640, 682780, 1365560, 2731120, 4969663, 9939326, 19878652, 24848315, 34787641, 39757304, 49696630, 69575282, 79514608, 99393260, 139150564, 173938205, 198786520, 278301128, 347876410, 397573040, 556602256, 695752820, 1391505640, 2783011280]

約数ペア:

[(1, 2783011280), (2, 1391505640), (4, 695752820), (5, 556602256), (7, 397573040), (8, 347876410), (10, 278301128), (14, 198786520), (16, 173938205), (20, 139150564), (28, 99393260), (35, 79514608), (40, 69575282), (56, 49696630), (70, 39757304), (80, 34787641), (112, 24848315), (140, 19878652), (280, 9939326), (560, 4969663), (1019, 2731120), (2038, 1365560), (4076, 682780), (4877, 570640), (5095, 546224), (7133, 390160), (8152, 341390), (9754, 285320), (10190, 273112), (14266, 195080), (16304, 170695), (19508, 142660), (20380, 136556), (24385, 114128), (28532, 97540), (34139, 81520), (35665, 78032), (39016, 71330), (40760, 68278), (48770, 57064)]