388641310

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{21019}}^1$

素因数の和:21112

約数の個数: 24

約数和(自身を含む): 716235480

約数和(自身を除く): 327594170

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1849, 3698, 9245, 18490, 21019, 42038, 105095, 210190, 903817, 1807634, 4519085, 9038170, 38864131, 77728262, 194320655, 388641310]

約数ペア:

[(1, 388641310), (2, 194320655), (5, 77728262), (10, 38864131), (43, 9038170), (86, 4519085), (215, 1807634), (430, 903817), (1849, 210190), (3698, 105095), (9245, 42038), (18490, 21019)]