20002953080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45461257}}^1$

素因数の和:45461279

約数の個数: 32

約数和(自身を含む): 49098158640

約数和(自身を除く): 29095205560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45461257, 90922514, 181845028, 227306285, 363690056, 454612570, 500073827, 909225140, 1000147654, 1818450280, 2000295308, 2500369135, 4000590616, 5000738270, 10001476540, 20002953080]

約数ペア:

[(1, 20002953080), (2, 10001476540), (4, 5000738270), (5, 4000590616), (8, 2500369135), (10, 2000295308), (11, 1818450280), (20, 1000147654), (22, 909225140), (40, 500073827), (44, 454612570), (55, 363690056), (88, 227306285), (110, 181845028), (220, 90922514), (440, 45461257)]