4417365820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{444403}}^1$

素因数の和:444490

約数の個数: 48

約数和(自身を含む): 10751021568

約数和(自身を除く): 6333655748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 444403, 888806, 1777612, 2222015, 3110821, 4444030, 6221642, 8888060, 12443284, 15554105, 31108210, 31552613, 62216420, 63105226, 126210452, 157763065, 220868291, 315526130, 441736582, 631052260, 883473164, 1104341455, 2208682910, 4417365820]

約数ペア:

[(1, 4417365820), (2, 2208682910), (4, 1104341455), (5, 883473164), (7, 631052260), (10, 441736582), (14, 315526130), (20, 220868291), (28, 157763065), (35, 126210452), (70, 63105226), (71, 62216420), (140, 31552613), (142, 31108210), (284, 15554105), (355, 12443284), (497, 8888060), (710, 6221642), (994, 4444030), (1420, 3110821), (1988, 2222015), (2485, 1777612), (4970, 888806), (9940, 444403)]