2039969260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{470039}}^1$

素因数の和:470086

約数の個数: 48

約数和(自身を含む): 5053870080

約数和(自身を除く): 3013900820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 470039, 940078, 1880156, 2350195, 3290273, 4700390, 6580546, 9400780, 13161092, 14571209, 16451365, 29142418, 32902730, 58284836, 65805460, 72856045, 101998463, 145712090, 203996926, 291424180, 407993852, 509992315, 1019984630, 2039969260]

約数ペア:

[(1, 2039969260), (2, 1019984630), (4, 509992315), (5, 407993852), (7, 291424180), (10, 203996926), (14, 145712090), (20, 101998463), (28, 72856045), (31, 65805460), (35, 58284836), (62, 32902730), (70, 29142418), (124, 16451365), (140, 14571209), (155, 13161092), (217, 9400780), (310, 6580546), (434, 4700390), (620, 3290273), (868, 2350195), (1085, 1880156), (2170, 940078), (4340, 470039)]