28340940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{472349}}^1$

素因数の和:472361

約数の個数: 24

約数和(自身を含む): 79354800

約数和(自身を除く): 51013860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 472349, 944698, 1417047, 1889396, 2361745, 2834094, 4723490, 5668188, 7085235, 9446980, 14170470, 28340940]

約数ペア:

[(1, 28340940), (2, 14170470), (3, 9446980), (4, 7085235), (5, 5668188), (6, 4723490), (10, 2834094), (12, 2361745), (15, 1889396), (20, 1417047), (30, 944698), (60, 472349)]