40065340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{40883}}^1$

素因数の和:40906

約数の個数: 36

約数和(自身を含む): 97876296

約数和(自身を除く): 57810956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 40883, 81766, 163532, 204415, 286181, 408830, 572362, 817660, 1144724, 1430905, 2003267, 2861810, 4006534, 5723620, 8013068, 10016335, 20032670, 40065340]

約数ペア:

[(1, 40065340), (2, 20032670), (4, 10016335), (5, 8013068), (7, 5723620), (10, 4006534), (14, 2861810), (20, 2003267), (28, 1430905), (35, 1144724), (49, 817660), (70, 572362), (98, 408830), (140, 286181), (196, 204415), (245, 163532), (490, 81766), (980, 40883)]