1388256590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{55243}}^1$

素因数の和:55616

約数の個数: 32

約数和(自身を含む): 2863848960

約数和(自身を除く): 1475592370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 359, 718, 1795, 2513, 3590, 5026, 12565, 25130, 55243, 110486, 276215, 386701, 552430, 773402, 1933505, 3867010, 19832237, 39664474, 99161185, 138825659, 198322370, 277651318, 694128295, 1388256590]

約数ペア:

[(1, 1388256590), (2, 694128295), (5, 277651318), (7, 198322370), (10, 138825659), (14, 99161185), (35, 39664474), (70, 19832237), (359, 3867010), (718, 1933505), (1795, 773402), (2513, 552430), (3590, 386701), (5026, 276215), (12565, 110486), (25130, 55243)]