3156580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3221}}^1$

素因数の和:3244

約数の個数: 36

約数和(自身を含む): 7713468

約数和(自身を除く): 4556888

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3221, 6442, 12884, 16105, 22547, 32210, 45094, 64420, 90188, 112735, 157829, 225470, 315658, 450940, 631316, 789145, 1578290, 3156580]

約数ペア:

[(1, 3156580), (2, 1578290), (4, 789145), (5, 631316), (7, 450940), (10, 315658), (14, 225470), (20, 157829), (28, 112735), (35, 90188), (49, 64420), (70, 45094), (98, 32210), (140, 22547), (196, 16105), (245, 12884), (490, 6442), (980, 3221)]