820001157254

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1029167}}^1$

素因数の和:1029452

約数の個数: 32

約数和(自身を含む): 1294676877312

約数和(自身を除く): 474675720058

約数列:

[1, 2, 31, 62, 71, 142, 181, 362, 2201, 4402, 5611, 11222, 12851, 25702, 398381, 796762, 1029167, 2058334, 31904177, 63808354, 73070857, 146141714, 186279227, 372558454, 2265196567, 4530393134, 5774656037, 11549312074, 13225825117, 26451650234, 410000578627, 820001157254]

約数ペア:

[(1, 820001157254), (2, 410000578627), (31, 26451650234), (62, 13225825117), (71, 11549312074), (142, 5774656037), (181, 4530393134), (362, 2265196567), (2201, 372558454), (4402, 186279227), (5611, 146141714), (11222, 73070857), (12851, 63808354), (25702, 31904177), (398381, 2058334), (796762, 1029167)]