2022371920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{284041}}^1$

素因数の和:284143

約数の個数: 40

約数和(自身を含む): 4754863080

約数和(自身を除く): 2732491160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 284041, 568082, 1136164, 1420205, 2272328, 2840410, 4544656, 5680820, 11361640, 22723280, 25279649, 50559298, 101118596, 126398245, 202237192, 252796490, 404474384, 505592980, 1011185960, 2022371920]

約数ペア:

[(1, 2022371920), (2, 1011185960), (4, 505592980), (5, 404474384), (8, 252796490), (10, 202237192), (16, 126398245), (20, 101118596), (40, 50559298), (80, 25279649), (89, 22723280), (178, 11361640), (356, 5680820), (445, 4544656), (712, 2840410), (890, 2272328), (1424, 1420205), (1780, 1136164), (3560, 568082), (7120, 284041)]