38817940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1549}}^1$

素因数の和:1744

約数の個数: 48

約数和(自身を含む): 93744000

約数和(自身を除く): 54926060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1549, 1790, 2506, 3098, 3580, 5012, 6196, 6265, 7745, 10843, 12530, 15490, 21686, 25060, 30980, 43372, 54215, 108430, 216860, 277271, 554542, 1109084, 1386355, 1940897, 2772710, 3881794, 5545420, 7763588, 9704485, 19408970, 38817940]

約数ペア:

[(1, 38817940), (2, 19408970), (4, 9704485), (5, 7763588), (7, 5545420), (10, 3881794), (14, 2772710), (20, 1940897), (28, 1386355), (35, 1109084), (70, 554542), (140, 277271), (179, 216860), (358, 108430), (716, 54215), (895, 43372), (1253, 30980), (1549, 25060), (1790, 21686), (2506, 15490), (3098, 12530), (3580, 10843), (5012, 7745), (6196, 6265)]