102040420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{221827}}^1$

素因数の和:221859

約数の個数: 24

約数和(自身を含む): 223602624

約数和(自身を除く): 121562204

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 221827, 443654, 887308, 1109135, 2218270, 4436540, 5102021, 10204042, 20408084, 25510105, 51020210, 102040420]

約数ペア:

[(1, 102040420), (2, 51020210), (4, 25510105), (5, 20408084), (10, 10204042), (20, 5102021), (23, 4436540), (46, 2218270), (92, 1109135), (115, 887308), (230, 443654), (460, 221827)]