40564000

素因数分解:

$2^5\times 5^3\times {\mathrm{10141}}^1$

素因数の和:10166

約数の個数: 48

約数和(自身を含む): 99675576

約数和(自身を除く): 59111576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 10141, 20282, 40564, 50705, 81128, 101410, 162256, 202820, 253525, 324512, 405640, 507050, 811280, 1014100, 1267625, 1622560, 2028200, 2535250, 4056400, 5070500, 8112800, 10141000, 20282000, 40564000]

約数ペア:

[(1, 40564000), (2, 20282000), (4, 10141000), (5, 8112800), (8, 5070500), (10, 4056400), (16, 2535250), (20, 2028200), (25, 1622560), (32, 1267625), (40, 1014100), (50, 811280), (80, 507050), (100, 405640), (125, 324512), (160, 253525), (200, 202820), (250, 162256), (400, 101410), (500, 81128), (800, 50705), (1000, 40564), (2000, 20282), (4000, 10141)]