38787820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 85333248

約数和(自身を除く): 46545428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 857, 1460, 1714, 2263, 3428, 4285, 4526, 8570, 9052, 11315, 17140, 22630, 26567, 45260, 53134, 62561, 106268, 125122, 132835, 250244, 265670, 312805, 531340, 625610, 1251220, 1939391, 3878782, 7757564, 9696955, 19393910, 38787820]

約数ペア:

[(1, 38787820), (2, 19393910), (4, 9696955), (5, 7757564), (10, 3878782), (20, 1939391), (31, 1251220), (62, 625610), (73, 531340), (124, 312805), (146, 265670), (155, 250244), (292, 132835), (310, 125122), (365, 106268), (620, 62561), (730, 53134), (857, 45260), (1460, 26567), (1714, 22630), (2263, 17140), (3428, 11315), (4285, 9052), (4526, 8570)]