2106520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4075

約数の個数: 32

約数和(自身を含む): 5105520

約数和(自身を除く): 2999000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4051, 8102, 16204, 20255, 32408, 40510, 52663, 81020, 105326, 162040, 210652, 263315, 421304, 526630, 1053260, 2106520]

約数ペア:

[(1, 2106520), (2, 1053260), (4, 526630), (5, 421304), (8, 263315), (10, 210652), (13, 162040), (20, 105326), (26, 81020), (40, 52663), (52, 40510), (65, 32408), (104, 20255), (130, 16204), (260, 8102), (520, 4051)]