1389430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 2985984

約数和(自身を除く): 1596554

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 863, 1610, 1726, 4315, 6041, 8630, 12082, 19849, 30205, 39698, 60410, 99245, 138943, 198490, 277886, 694715, 1389430]

約数ペア:

[(1, 1389430), (2, 694715), (5, 277886), (7, 198490), (10, 138943), (14, 99245), (23, 60410), (35, 39698), (46, 30205), (70, 19849), (115, 12082), (161, 8630), (230, 6041), (322, 4315), (805, 1726), (863, 1610)]