27984650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{7883}}^1$

素因数の和:7966

約数の個数: 24

約数和(自身を含む): 52791264

約数和(自身を除く): 24806614

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 7883, 15766, 39415, 78830, 197075, 394150, 559693, 1119386, 2798465, 5596930, 13992325, 27984650]

約数ペア:

[(1, 27984650), (2, 13992325), (5, 5596930), (10, 2798465), (25, 1119386), (50, 559693), (71, 394150), (142, 197075), (355, 78830), (710, 39415), (1775, 15766), (3550, 7883)]