42028400

素因数分解:

$2^4\times 5^2\times {\mathrm{105071}}^1$

素因数の和:105089

約数の個数: 30

約数和(自身を含む): 100974192

約数和(自身を除く): 58945792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105071, 210142, 420284, 525355, 840568, 1050710, 1681136, 2101420, 2626775, 4202840, 5253550, 8405680, 10507100, 21014200, 42028400]

約数ペア:

[(1, 42028400), (2, 21014200), (4, 10507100), (5, 8405680), (8, 5253550), (10, 4202840), (16, 2626775), (20, 2101420), (25, 1681136), (40, 1050710), (50, 840568), (80, 525355), (100, 420284), (200, 210142), (400, 105071)]