2201216720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{451069}}^1$

素因数の和:451143

約数の個数: 40

約数和(自身を含む): 5201739240

約数和(自身を除く): 3000522520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 451069, 902138, 1804276, 2255345, 3608552, 4510690, 7217104, 9021380, 18042760, 27515209, 36085520, 55030418, 110060836, 137576045, 220121672, 275152090, 440243344, 550304180, 1100608360, 2201216720]

約数ペア:

[(1, 2201216720), (2, 1100608360), (4, 550304180), (5, 440243344), (8, 275152090), (10, 220121672), (16, 137576045), (20, 110060836), (40, 55030418), (61, 36085520), (80, 27515209), (122, 18042760), (244, 9021380), (305, 7217104), (488, 4510690), (610, 3608552), (976, 2255345), (1220, 1804276), (2440, 902138), (4880, 451069)]