30554860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{218249}}^1$

素因数の和:218265

約数の個数: 24

約数和(自身を含む): 73332000

約数和(自身を除く): 42777140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 218249, 436498, 872996, 1091245, 1527743, 2182490, 3055486, 4364980, 6110972, 7638715, 15277430, 30554860]

約数ペア:

[(1, 30554860), (2, 15277430), (4, 7638715), (5, 6110972), (7, 4364980), (10, 3055486), (14, 2182490), (20, 1527743), (28, 1091245), (35, 872996), (70, 436498), (140, 218249)]