561978830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{53881}}^1$

素因数の和:54044

約数の個数: 32

約数和(自身を含む): 1163851200

約数和(自身を除く): 601872370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 5215, 10430, 53881, 107762, 269405, 377167, 538810, 754334, 1885835, 3771670, 8028269, 16056538, 40141345, 56197883, 80282690, 112395766, 280989415, 561978830]

約数ペア:

[(1, 561978830), (2, 280989415), (5, 112395766), (7, 80282690), (10, 56197883), (14, 40141345), (35, 16056538), (70, 8028269), (149, 3771670), (298, 1885835), (745, 754334), (1043, 538810), (1490, 377167), (2086, 269405), (5215, 107762), (10430, 53881)]