40841200

素因数分解:

$2^4\times 5^2\times {\mathrm{102103}}^1$

素因数の和:102121

約数の個数: 30

約数和(自身を含む): 98121944

約数和(自身を除く): 57280744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 102103, 204206, 408412, 510515, 816824, 1021030, 1633648, 2042060, 2552575, 4084120, 5105150, 8168240, 10210300, 20420600, 40841200]

約数ペア:

[(1, 40841200), (2, 20420600), (4, 10210300), (5, 8168240), (8, 5105150), (10, 4084120), (16, 2552575), (20, 2042060), (25, 1633648), (40, 1021030), (50, 816824), (80, 510515), (100, 408412), (200, 204206), (400, 102103)]