2022890740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{250979}}^1$

素因数の和:251032

約数の個数: 48

約数和(自身を含む): 4722439680

約数和(自身を除く): 2699548940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 250979, 501958, 1003916, 1254895, 2509790, 3262727, 5019580, 6525454, 7780349, 13050908, 15560698, 16313635, 31121396, 32627270, 38901745, 65254540, 77803490, 101144537, 155606980, 202289074, 404578148, 505722685, 1011445370, 2022890740]

約数ペア:

[(1, 2022890740), (2, 1011445370), (4, 505722685), (5, 404578148), (10, 202289074), (13, 155606980), (20, 101144537), (26, 77803490), (31, 65254540), (52, 38901745), (62, 32627270), (65, 31121396), (124, 16313635), (130, 15560698), (155, 13050908), (260, 7780349), (310, 6525454), (403, 5019580), (620, 3262727), (806, 2509790), (1612, 1254895), (2015, 1003916), (4030, 501958), (8060, 250979)]