285179990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1239913}}^1$

素因数の和:1239943

約数の個数: 16

約数和(自身を含む): 535642848

約数和(自身を除く): 250462858

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1239913, 2479826, 6199565, 12399130, 28517999, 57035998, 142589995, 285179990]

約数ペア:

[(1, 285179990), (2, 142589995), (5, 57035998), (10, 28517999), (23, 12399130), (46, 6199565), (115, 2479826), (230, 1239913)]