26217320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21143}}^1$

素因数の和:21185

約数の個数: 32

約数和(自身を含む): 60894720

約数和(自身を除く): 34677400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21143, 42286, 84572, 105715, 169144, 211430, 422860, 655433, 845720, 1310866, 2621732, 3277165, 5243464, 6554330, 13108660, 26217320]

約数ペア:

[(1, 26217320), (2, 13108660), (4, 6554330), (5, 5243464), (8, 3277165), (10, 2621732), (20, 1310866), (31, 845720), (40, 655433), (62, 422860), (124, 211430), (155, 169144), (248, 105715), (310, 84572), (620, 42286), (1240, 21143)]