40028310

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21179}}^1$

素因数の和:21202

約数の個数: 64

約数和(自身を含む): 121996800

約数和(自身を除く): 81968490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21179, 42358, 63537, 105895, 127074, 148253, 190611, 211790, 296506, 317685, 381222, 444759, 571833, 635370, 741265, 889518, 953055, 1143666, 1334277, 1482530, 1906110, 2223795, 2668554, 2859165, 4002831, 4447590, 5718330, 6671385, 8005662, 13342770, 20014155, 40028310]

約数ペア:

[(1, 40028310), (2, 20014155), (3, 13342770), (5, 8005662), (6, 6671385), (7, 5718330), (9, 4447590), (10, 4002831), (14, 2859165), (15, 2668554), (18, 2223795), (21, 1906110), (27, 1482530), (30, 1334277), (35, 1143666), (42, 953055), (45, 889518), (54, 741265), (63, 635370), (70, 571833), (90, 444759), (105, 381222), (126, 317685), (135, 296506), (189, 211790), (210, 190611), (270, 148253), (315, 127074), (378, 105895), (630, 63537), (945, 42358), (1890, 21179)]