201866690

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{2221}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 371962800

約数和(自身を除く): 170096110

約数列:

[1, 2, 5, 10, 61, 122, 149, 298, 305, 610, 745, 1490, 2221, 4442, 9089, 11105, 18178, 22210, 45445, 90890, 135481, 270962, 330929, 661858, 677405, 1354810, 1654645, 3309290, 20186669, 40373338, 100933345, 201866690]

約数ペア:

[(1, 201866690), (2, 100933345), (5, 40373338), (10, 20186669), (61, 3309290), (122, 1654645), (149, 1354810), (298, 677405), (305, 661858), (610, 330929), (745, 270962), (1490, 135481), (2221, 90890), (4442, 45445), (9089, 22210), (11105, 18178)]