2783290640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2676241}}^1$

素因数の和:2676267

約数の個数: 40

約数和(自身を含む): 6968934168

約数和(自身を除く): 4185643528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2676241, 5352482, 10704964, 13381205, 21409928, 26762410, 34791133, 42819856, 53524820, 69582266, 107049640, 139164532, 173955665, 214099280, 278329064, 347911330, 556658128, 695822660, 1391645320, 2783290640]

約数ペア:

[(1, 2783290640), (2, 1391645320), (4, 695822660), (5, 556658128), (8, 347911330), (10, 278329064), (13, 214099280), (16, 173955665), (20, 139164532), (26, 107049640), (40, 69582266), (52, 53524820), (65, 42819856), (80, 34791133), (104, 26762410), (130, 21409928), (208, 13381205), (260, 10704964), (520, 5352482), (1040, 2676241)]