20190696520

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2263531}}^1$

素因数の和:2263765

約数の個数: 32

約数和(自身を含む): 45632805120

約数和(自身を除く): 25442108600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 2263531, 4527062, 9054124, 11317655, 18108248, 22635310, 45270620, 90541240, 504767413, 1009534826, 2019069652, 2523837065, 4038139304, 5047674130, 10095348260, 20190696520]

約数ペア:

[(1, 20190696520), (2, 10095348260), (4, 5047674130), (5, 4038139304), (8, 2523837065), (10, 2019069652), (20, 1009534826), (40, 504767413), (223, 90541240), (446, 45270620), (892, 22635310), (1115, 18108248), (1784, 11317655), (2230, 9054124), (4460, 4527062), (8920, 2263531)]