222796220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{655283}}^1$

素因数の和:655309

約数の個数: 24

約数和(自身を含む): 495394704

約数和(自身を除く): 272598484

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 655283, 1310566, 2621132, 3276415, 6552830, 11139811, 13105660, 22279622, 44559244, 55699055, 111398110, 222796220]

約数ペア:

[(1, 222796220), (2, 111398110), (4, 55699055), (5, 44559244), (10, 22279622), (17, 13105660), (20, 11139811), (34, 6552830), (68, 3276415), (85, 2621132), (170, 1310566), (340, 655283)]