2126291240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1714751}}^1$

素因数の和:1714793

約数の個数: 32

約数和(自身を含む): 4938485760

約数和(自身を除く): 2812194520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1714751, 3429502, 6859004, 8573755, 13718008, 17147510, 34295020, 53157281, 68590040, 106314562, 212629124, 265786405, 425258248, 531572810, 1063145620, 2126291240]

約数ペア:

[(1, 2126291240), (2, 1063145620), (4, 531572810), (5, 425258248), (8, 265786405), (10, 212629124), (20, 106314562), (31, 68590040), (40, 53157281), (62, 34295020), (124, 17147510), (155, 13718008), (248, 8573755), (310, 6859004), (620, 3429502), (1240, 1714751)]