2100080420

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{114259}}^1$

素因数の和:115187

約数の個数: 24

約数和(自身を含む): 4415006400

約数和(自身を除く): 2314925980

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 3676, 4595, 9190, 18380, 114259, 228518, 457036, 571295, 1142590, 2285180, 105004021, 210008042, 420016084, 525020105, 1050040210, 2100080420]

約数ペア:

[(1, 2100080420), (2, 1050040210), (4, 525020105), (5, 420016084), (10, 210008042), (20, 105004021), (919, 2285180), (1838, 1142590), (3676, 571295), (4595, 457036), (9190, 228518), (18380, 114259)]