182840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{653}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 470880

約数和(自身を除く): 288040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 653, 1306, 2612, 3265, 4571, 5224, 6530, 9142, 13060, 18284, 22855, 26120, 36568, 45710, 91420, 182840]

約数ペア:

[(1, 182840), (2, 91420), (4, 45710), (5, 36568), (7, 26120), (8, 22855), (10, 18284), (14, 13060), (20, 9142), (28, 6530), (35, 5224), (40, 4571), (56, 3265), (70, 2612), (140, 1306), (280, 653)]