6638571380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3557}}^1\times {\mathrm{13331}}^1$

素因数の和:16904

約数の個数: 48

約数和(自身を含む): 15938246016

約数和(自身を除く): 9299674636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3557, 7114, 13331, 14228, 17785, 24899, 26662, 35570, 49798, 53324, 66655, 71140, 93317, 99596, 124495, 133310, 186634, 248990, 266620, 373268, 466585, 497980, 933170, 1866340, 47418367, 94836734, 189673468, 237091835, 331928569, 474183670, 663857138, 948367340, 1327714276, 1659642845, 3319285690, 6638571380]

約数ペア:

[(1, 6638571380), (2, 3319285690), (4, 1659642845), (5, 1327714276), (7, 948367340), (10, 663857138), (14, 474183670), (20, 331928569), (28, 237091835), (35, 189673468), (70, 94836734), (140, 47418367), (3557, 1866340), (7114, 933170), (13331, 497980), (14228, 466585), (17785, 373268), (24899, 266620), (26662, 248990), (35570, 186634), (49798, 133310), (53324, 124495), (66655, 99596), (71140, 93317)]