84790120

素因数分解:

$2^3\times 5^1\times {\mathrm{829}}^1\times {\mathrm{2557}}^1$

素因数の和:3397

約数の個数: 32

約数和(自身を含む): 191082600

約数和(自身を除く): 106292480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 829, 1658, 2557, 3316, 4145, 5114, 6632, 8290, 10228, 12785, 16580, 20456, 25570, 33160, 51140, 102280, 2119753, 4239506, 8479012, 10598765, 16958024, 21197530, 42395060, 84790120]

約数ペア:

[(1, 84790120), (2, 42395060), (4, 21197530), (5, 16958024), (8, 10598765), (10, 8479012), (20, 4239506), (40, 2119753), (829, 102280), (1658, 51140), (2557, 33160), (3316, 25570), (4145, 20456), (5114, 16580), (6632, 12785), (8290, 10228)]