28606340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{204331}}^1$

素因数の和:204347

約数の個数: 24

約数和(自身を含む): 68655552

約数和(自身を除く): 40049212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 204331, 408662, 817324, 1021655, 1430317, 2043310, 2860634, 4086620, 5721268, 7151585, 14303170, 28606340]

約数ペア:

[(1, 28606340), (2, 14303170), (4, 7151585), (5, 5721268), (7, 4086620), (10, 2860634), (14, 2043310), (20, 1430317), (28, 1021655), (35, 817324), (70, 408662), (140, 204331)]