5200198040

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{127331}}^1$

素因数の和:128363

約数の個数: 32

約数和(自身を含む): 11711997360

約数和(自身を除く): 6511799320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 2042, 4084, 5105, 8168, 10210, 20420, 40840, 127331, 254662, 509324, 636655, 1018648, 1273310, 2546620, 5093240, 130004951, 260009902, 520019804, 650024755, 1040039608, 1300049510, 2600099020, 5200198040]

約数ペア:

[(1, 5200198040), (2, 2600099020), (4, 1300049510), (5, 1040039608), (8, 650024755), (10, 520019804), (20, 260009902), (40, 130004951), (1021, 5093240), (2042, 2546620), (4084, 1273310), (5105, 1018648), (8168, 636655), (10210, 509324), (20420, 254662), (40840, 127331)]