85693720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{306049}}^1$

素因数の和:306067

約数の個数: 32

約数和(自身を含む): 220356000

約数和(自身を除く): 134662280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 306049, 612098, 1224196, 1530245, 2142343, 2448392, 3060490, 4284686, 6120980, 8569372, 10711715, 12241960, 17138744, 21423430, 42846860, 85693720]

約数ペア:

[(1, 85693720), (2, 42846860), (4, 21423430), (5, 17138744), (7, 12241960), (8, 10711715), (10, 8569372), (14, 6120980), (20, 4284686), (28, 3060490), (35, 2448392), (40, 2142343), (56, 1530245), (70, 1224196), (140, 612098), (280, 306049)]