2018393360

素因数分解:

$2^4\times 5^1\times {\mathrm{4637}}^1\times {\mathrm{5441}}^1$

素因数の和:10091

約数の個数: 40

約数和(自身を含む): 4694639256

約数和(自身を除く): 2676245896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4637, 5441, 9274, 10882, 18548, 21764, 23185, 27205, 37096, 43528, 46370, 54410, 74192, 87056, 92740, 108820, 185480, 217640, 370960, 435280, 25229917, 50459834, 100919668, 126149585, 201839336, 252299170, 403678672, 504598340, 1009196680, 2018393360]

約数ペア:

[(1, 2018393360), (2, 1009196680), (4, 504598340), (5, 403678672), (8, 252299170), (10, 201839336), (16, 126149585), (20, 100919668), (40, 50459834), (80, 25229917), (4637, 435280), (5441, 370960), (9274, 217640), (10882, 185480), (18548, 108820), (21764, 92740), (23185, 87056), (27205, 74192), (37096, 54410), (43528, 46370)]