13015340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 29762208

約数和(自身を除く): 16746868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 443, 452, 565, 886, 1130, 1469, 1772, 2215, 2260, 2938, 4430, 5759, 5876, 7345, 8860, 11518, 14690, 23036, 28795, 29380, 50059, 57590, 100118, 115180, 200236, 250295, 500590, 650767, 1001180, 1301534, 2603068, 3253835, 6507670, 13015340]

約数ペア:

[(1, 13015340), (2, 6507670), (4, 3253835), (5, 2603068), (10, 1301534), (13, 1001180), (20, 650767), (26, 500590), (52, 250295), (65, 200236), (113, 115180), (130, 100118), (226, 57590), (260, 50059), (443, 29380), (452, 28795), (565, 23036), (886, 14690), (1130, 11518), (1469, 8860), (1772, 7345), (2215, 5876), (2260, 5759), (2938, 4430)]