28916240

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9769}}^1$

素因数の和:9819

約数の個数: 40

約数和(自身を含む): 69054360

約数和(自身を除く): 40138120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 9769, 19538, 39076, 48845, 78152, 97690, 156304, 195380, 361453, 390760, 722906, 781520, 1445812, 1807265, 2891624, 3614530, 5783248, 7229060, 14458120, 28916240]

約数ペア:

[(1, 28916240), (2, 14458120), (4, 7229060), (5, 5783248), (8, 3614530), (10, 2891624), (16, 1807265), (20, 1445812), (37, 781520), (40, 722906), (74, 390760), (80, 361453), (148, 195380), (185, 156304), (296, 97690), (370, 78152), (592, 48845), (740, 39076), (1480, 19538), (2960, 9769)]