10820420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41617}}^1$

素因数の和:41639

約数の個数: 24

約数和(自身を含む): 24471384

約数和(自身を除く): 13650964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 41617, 83234, 166468, 208085, 416170, 541021, 832340, 1082042, 2164084, 2705105, 5410210, 10820420]

約数ペア:

[(1, 10820420), (2, 5410210), (4, 2705105), (5, 2164084), (10, 1082042), (13, 832340), (20, 541021), (26, 416170), (52, 208085), (65, 166468), (130, 83234), (260, 41617)]