1731558660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2219947}}^1$

素因数の和:2219972

約数の個数: 48

約数和(自身を含む): 5221317696

約数和(自身を除く): 3489759036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2219947, 4439894, 6659841, 8879788, 11099735, 13319682, 22199470, 26639364, 28859311, 33299205, 44398940, 57718622, 66598410, 86577933, 115437244, 133196820, 144296555, 173155866, 288593110, 346311732, 432889665, 577186220, 865779330, 1731558660]

約数ペア:

[(1, 1731558660), (2, 865779330), (3, 577186220), (4, 432889665), (5, 346311732), (6, 288593110), (10, 173155866), (12, 144296555), (13, 133196820), (15, 115437244), (20, 86577933), (26, 66598410), (30, 57718622), (39, 44398940), (52, 33299205), (60, 28859311), (65, 26639364), (78, 22199470), (130, 13319682), (156, 11099735), (195, 8879788), (260, 6659841), (390, 4439894), (780, 2219947)]