120220420

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{26249}}^1$

素因数の和:26487

約数の個数: 24

約数和(自身を含む): 253575000

約数和(自身を除く): 133354580

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 26249, 52498, 104996, 131245, 262490, 524980, 6011021, 12022042, 24044084, 30055105, 60110210, 120220420]

約数ペア:

[(1, 120220420), (2, 60110210), (4, 30055105), (5, 24044084), (10, 12022042), (20, 6011021), (229, 524980), (458, 262490), (916, 131245), (1145, 104996), (2290, 52498), (4580, 26249)]