40124980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9883}}^1$

素因数の和:9928

約数の個数: 48

約数和(自身を含む): 99630720

約数和(自身を除く): 59505740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 9883, 19766, 39532, 49415, 69181, 98830, 138362, 197660, 276724, 286607, 345905, 573214, 691810, 1146428, 1383620, 1433035, 2006249, 2866070, 4012498, 5732140, 8024996, 10031245, 20062490, 40124980]

約数ペア:

[(1, 40124980), (2, 20062490), (4, 10031245), (5, 8024996), (7, 5732140), (10, 4012498), (14, 2866070), (20, 2006249), (28, 1433035), (29, 1383620), (35, 1146428), (58, 691810), (70, 573214), (116, 345905), (140, 286607), (145, 276724), (203, 197660), (290, 138362), (406, 98830), (580, 69181), (812, 49415), (1015, 39532), (2030, 19766), (4060, 9883)]