260084080

素因数分解:

$2^4\times 5^1\times {\mathrm{947}}^1\times {\mathrm{3433}}^1$

素因数の和:4393

約数の個数: 40

約数和(自身を含む): 605510352

約数和(自身を除く): 345426272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 947, 1894, 3433, 3788, 4735, 6866, 7576, 9470, 13732, 15152, 17165, 18940, 27464, 34330, 37880, 54928, 68660, 75760, 137320, 274640, 3251051, 6502102, 13004204, 16255255, 26008408, 32510510, 52016816, 65021020, 130042040, 260084080]

約数ペア:

[(1, 260084080), (2, 130042040), (4, 65021020), (5, 52016816), (8, 32510510), (10, 26008408), (16, 16255255), (20, 13004204), (40, 6502102), (80, 3251051), (947, 274640), (1894, 137320), (3433, 75760), (3788, 68660), (4735, 54928), (6866, 37880), (7576, 34330), (9470, 27464), (13732, 18940), (15152, 17165)]