194650760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{68539}}^1$

素因数の和:68621

約数の個数: 32

約数和(自身を含む): 444139200

約数和(自身を除く): 249488440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 68539, 137078, 274156, 342695, 548312, 685390, 1370780, 2741560, 4866269, 9732538, 19465076, 24331345, 38930152, 48662690, 97325380, 194650760]

約数ペア:

[(1, 194650760), (2, 97325380), (4, 48662690), (5, 38930152), (8, 24331345), (10, 19465076), (20, 9732538), (40, 4866269), (71, 2741560), (142, 1370780), (284, 685390), (355, 548312), (568, 342695), (710, 274156), (1420, 137078), (2840, 68539)]