16997320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5821}}^1$

素因数の和:5905

約数の個数: 32

約数和(自身を含む): 38774520

約数和(自身を除く): 21777200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5821, 11642, 23284, 29105, 46568, 58210, 116420, 232840, 424933, 849866, 1699732, 2124665, 3399464, 4249330, 8498660, 16997320]

約数ペア:

[(1, 16997320), (2, 8498660), (4, 4249330), (5, 3399464), (8, 2124665), (10, 1699732), (20, 849866), (40, 424933), (73, 232840), (146, 116420), (292, 58210), (365, 46568), (584, 29105), (730, 23284), (1460, 11642), (2920, 5821)]