1254108160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{244943}}^1$

素因数の和:244968

約数の個数: 44

約数和(自身を含む): 3008402208

約数和(自身を除く): 1754294048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 244943, 489886, 979772, 1224715, 1959544, 2449430, 3919088, 4898860, 7838176, 9797720, 15676352, 19595440, 31352704, 39190880, 62705408, 78381760, 125410816, 156763520, 250821632, 313527040, 627054080, 1254108160]

約数ペア:

[(1, 1254108160), (2, 627054080), (4, 313527040), (5, 250821632), (8, 156763520), (10, 125410816), (16, 78381760), (20, 62705408), (32, 39190880), (40, 31352704), (64, 19595440), (80, 15676352), (128, 9797720), (160, 7838176), (256, 4898860), (320, 3919088), (512, 2449430), (640, 1959544), (1024, 1224715), (1280, 979772), (2560, 489886), (5120, 244943)]