1284236420

素因数分解:

$2^2\times 5^1\times {\mathrm{13397}}^1\times {\mathrm{4793}}^1$

素因数の和:18199

約数の個数: 24

約数和(自身を含む): 2697660504

約数和(自身を除く): 1413424084

約数列:

[1, 2, 4, 5, 10, 20, 4793, 9586, 13397, 19172, 23965, 26794, 47930, 53588, 66985, 95860, 133970, 267940, 64211821, 128423642, 256847284, 321059105, 642118210, 1284236420]

約数ペア:

[(1, 1284236420), (2, 642118210), (4, 321059105), (5, 256847284), (10, 128423642), (20, 64211821), (4793, 267940), (9586, 133970), (13397, 95860), (19172, 66985), (23965, 53588), (26794, 47930)]