2660661430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{299287}}^1$

素因数の和:299428

約数の個数: 32

約数和(自身を含む): 5516476416

約数和(自身を除く): 2855814986

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 4445, 8890, 299287, 598574, 1496435, 2095009, 2992870, 4190018, 10475045, 20950090, 38009449, 76018898, 190047245, 266066143, 380094490, 532132286, 1330330715, 2660661430]

約数ペア:

[(1, 2660661430), (2, 1330330715), (5, 532132286), (7, 380094490), (10, 266066143), (14, 190047245), (35, 76018898), (70, 38009449), (127, 20950090), (254, 10475045), (635, 4190018), (889, 2992870), (1270, 2095009), (1778, 1496435), (4445, 598574), (8890, 299287)]