40478830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3881}}^1$

素因数の和:4044

約数の個数: 32

約数和(自身を含む): 83851200

約数和(自身を除く): 43372370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 3881, 5215, 7762, 10430, 19405, 27167, 38810, 54334, 135835, 271670, 578269, 1156538, 2891345, 4047883, 5782690, 8095766, 20239415, 40478830]

約数ペア:

[(1, 40478830), (2, 20239415), (5, 8095766), (7, 5782690), (10, 4047883), (14, 2891345), (35, 1156538), (70, 578269), (149, 271670), (298, 135835), (745, 54334), (1043, 38810), (1490, 27167), (2086, 19405), (3881, 10430), (5215, 7762)]