19241320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{9817}}^1$

素因数の和:9842

約数の個数: 48

約数和(自身を含む): 50366340

約数和(自身を除く): 31125020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 9817, 19634, 39268, 49085, 68719, 78536, 98170, 137438, 196340, 274876, 343595, 392680, 481033, 549752, 687190, 962066, 1374380, 1924132, 2405165, 2748760, 3848264, 4810330, 9620660, 19241320]

約数ペア:

[(1, 19241320), (2, 9620660), (4, 4810330), (5, 3848264), (7, 2748760), (8, 2405165), (10, 1924132), (14, 1374380), (20, 962066), (28, 687190), (35, 549752), (40, 481033), (49, 392680), (56, 343595), (70, 274876), (98, 196340), (140, 137438), (196, 98170), (245, 78536), (280, 68719), (392, 49085), (490, 39268), (980, 19634), (1960, 9817)]