1230004

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^2$

素因数の和:207

約数の個数: 18

約数和(自身を含む): 2219042

約数和(自身を除く): 989038

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 4331, 5041, 8662, 10082, 17324, 20164, 307501, 615002, 1230004]

約数ペア:

[(1, 1230004), (2, 615002), (4, 307501), (61, 20164), (71, 17324), (122, 10082), (142, 8662), (244, 5041), (284, 4331)]