40265260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 99341424

約数和(自身を除く): 59076164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 181, 196, 227, 245, 362, 454, 490, 724, 905, 908, 980, 1135, 1267, 1589, 1810, 2270, 2534, 3178, 3620, 4540, 5068, 6335, 6356, 7945, 8869, 11123, 12670, 15890, 17738, 22246, 25340, 31780, 35476, 41087, 44345, 44492, 55615, 82174, 88690, 111230, 164348, 177380, 205435, 222460, 287609, 410870, 575218, 821740, 1150436, 1438045, 2013263, 2876090, 4026526, 5752180, 8053052, 10066315, 20132630, 40265260]

約数ペア:

[(1, 40265260), (2, 20132630), (4, 10066315), (5, 8053052), (7, 5752180), (10, 4026526), (14, 2876090), (20, 2013263), (28, 1438045), (35, 1150436), (49, 821740), (70, 575218), (98, 410870), (140, 287609), (181, 222460), (196, 205435), (227, 177380), (245, 164348), (362, 111230), (454, 88690), (490, 82174), (724, 55615), (905, 44492), (908, 44345), (980, 41087), (1135, 35476), (1267, 31780), (1589, 25340), (1810, 22246), (2270, 17738), (2534, 15890), (3178, 12670), (3620, 11123), (4540, 8869), (5068, 7945), (6335, 6356)]