207824920

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{6091}}^1$

素因数の和:6955

約数の個数: 32

約数和(自身を含む): 468231120

約数和(自身を除く): 260406200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1706, 3412, 4265, 6091, 6824, 8530, 12182, 17060, 24364, 30455, 34120, 48728, 60910, 121820, 243640, 5195623, 10391246, 20782492, 25978115, 41564984, 51956230, 103912460, 207824920]

約数ペア:

[(1, 207824920), (2, 103912460), (4, 51956230), (5, 41564984), (8, 25978115), (10, 20782492), (20, 10391246), (40, 5195623), (853, 243640), (1706, 121820), (3412, 60910), (4265, 48728), (6091, 34120), (6824, 30455), (8530, 24364), (12182, 17060)]