28373240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101333}}^1$

素因数の和:101351

約数の個数: 32

約数和(自身を含む): 72960480

約数和(自身を除く): 44587240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101333, 202666, 405332, 506665, 709331, 810664, 1013330, 1418662, 2026660, 2837324, 3546655, 4053320, 5674648, 7093310, 14186620, 28373240]

約数ペア:

[(1, 28373240), (2, 14186620), (4, 7093310), (5, 5674648), (7, 4053320), (8, 3546655), (10, 2837324), (14, 2026660), (20, 1418662), (28, 1013330), (35, 810664), (40, 709331), (56, 506665), (70, 405332), (140, 202666), (280, 101333)]