2019693640

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{63353}}^1$

素因数の和:64161

約数の個数: 32

約数和(自身を含む): 4550084280

約数和(自身を除く): 2530390640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 6376, 7970, 15940, 31880, 63353, 126706, 253412, 316765, 506824, 633530, 1267060, 2534120, 50492341, 100984682, 201969364, 252461705, 403938728, 504923410, 1009846820, 2019693640]

約数ペア:

[(1, 2019693640), (2, 1009846820), (4, 504923410), (5, 403938728), (8, 252461705), (10, 201969364), (20, 100984682), (40, 50492341), (797, 2534120), (1594, 1267060), (3188, 633530), (3985, 506824), (6376, 316765), (7970, 253412), (15940, 126706), (31880, 63353)]