37937140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21313}}^1$

素因数の和:21411

約数の個数: 24

約数和(自身を含む): 80566920

約数和(自身を除く): 42629780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 21313, 42626, 85252, 106565, 213130, 426260, 1896857, 3793714, 7587428, 9484285, 18968570, 37937140]

約数ペア:

[(1, 37937140), (2, 18968570), (4, 9484285), (5, 7587428), (10, 3793714), (20, 1896857), (89, 426260), (178, 213130), (356, 106565), (445, 85252), (890, 42626), (1780, 21313)]