1650221240

素因数分解:

$2^3\times 5^1\times {\mathrm{2027}}^1\times {\mathrm{20353}}^1$

素因数の和:22391

約数の個数: 32

約数和(自身を含む): 3715012080

約数和(自身を除く): 2064790840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2027, 4054, 8108, 10135, 16216, 20270, 20353, 40540, 40706, 81080, 81412, 101765, 162824, 203530, 407060, 814120, 41255531, 82511062, 165022124, 206277655, 330044248, 412555310, 825110620, 1650221240]

約数ペア:

[(1, 1650221240), (2, 825110620), (4, 412555310), (5, 330044248), (8, 206277655), (10, 165022124), (20, 82511062), (40, 41255531), (2027, 814120), (4054, 407060), (8108, 203530), (10135, 162824), (16216, 101765), (20270, 81412), (20353, 81080), (40540, 40706)]