2009707060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{7001}}^1$

素因数の和:7504

約数の個数: 48

約数和(自身を含む): 4366559232

約数和(自身を除く): 2356852172

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 463, 620, 926, 1852, 2315, 4630, 7001, 9260, 14002, 14353, 28004, 28706, 35005, 57412, 70010, 71765, 140020, 143530, 217031, 287060, 434062, 868124, 1085155, 2170310, 3241463, 4340620, 6482926, 12965852, 16207315, 32414630, 64829260, 100485353, 200970706, 401941412, 502426765, 1004853530, 2009707060]

約数ペア:

[(1, 2009707060), (2, 1004853530), (4, 502426765), (5, 401941412), (10, 200970706), (20, 100485353), (31, 64829260), (62, 32414630), (124, 16207315), (155, 12965852), (310, 6482926), (463, 4340620), (620, 3241463), (926, 2170310), (1852, 1085155), (2315, 868124), (4630, 434062), (7001, 287060), (9260, 217031), (14002, 143530), (14353, 140020), (28004, 71765), (28706, 70010), (35005, 57412)]