1941880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 4474800

約数和(自身を除く): 2532920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1129, 1720, 2258, 4516, 5645, 9032, 11290, 22580, 45160, 48547, 97094, 194188, 242735, 388376, 485470, 970940, 1941880]

約数ペア:

[(1, 1941880), (2, 970940), (4, 485470), (5, 388376), (8, 242735), (10, 194188), (20, 97094), (40, 48547), (43, 45160), (86, 22580), (172, 11290), (215, 9032), (344, 5645), (430, 4516), (860, 2258), (1129, 1720)]