201890740

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{7417}}^1$

素因数の和:8787

約数の個数: 24

約数和(自身を含む): 424339272

約数和(自身を除く): 222448532

約数列:

[1, 2, 4, 5, 10, 20, 1361, 2722, 5444, 6805, 7417, 13610, 14834, 27220, 29668, 37085, 74170, 148340, 10094537, 20189074, 40378148, 50472685, 100945370, 201890740]

約数ペア:

[(1, 201890740), (2, 100945370), (4, 50472685), (5, 40378148), (10, 20189074), (20, 10094537), (1361, 148340), (2722, 74170), (5444, 37085), (6805, 29668), (7417, 27220), (13610, 14834)]