478894640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{122167}}^1$

素因数の和:122194

約数の個数: 60

約数和(自身を含む): 1295225136

約数和(自身を除く): 816330496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 122167, 244334, 488668, 610835, 855169, 977336, 1221670, 1710338, 1954672, 2443340, 3420676, 4275845, 4886680, 5986183, 6841352, 8551690, 9773360, 11972366, 13682704, 17103380, 23944732, 29930915, 34206760, 47889464, 59861830, 68413520, 95778928, 119723660, 239447320, 478894640]

約数ペア:

[(1, 478894640), (2, 239447320), (4, 119723660), (5, 95778928), (7, 68413520), (8, 59861830), (10, 47889464), (14, 34206760), (16, 29930915), (20, 23944732), (28, 17103380), (35, 13682704), (40, 11972366), (49, 9773360), (56, 8551690), (70, 6841352), (80, 5986183), (98, 4886680), (112, 4275845), (140, 3420676), (196, 2443340), (245, 1954672), (280, 1710338), (392, 1221670), (490, 977336), (560, 855169), (784, 610835), (980, 488668), (1960, 244334), (3920, 122167)]