8393158040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{49523}}^1$

素因数の和:49776

約数の個数: 64

約数和(自身を含む): 19968076800

約数和(自身を除く): 11574918760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 223, 380, 446, 760, 892, 1115, 1784, 2230, 4237, 4460, 8474, 8920, 16948, 21185, 33896, 42370, 49523, 84740, 99046, 169480, 198092, 247615, 396184, 495230, 940937, 990460, 1881874, 1980920, 3763748, 4704685, 7527496, 9409370, 11043629, 18818740, 22087258, 37637480, 44174516, 55218145, 88349032, 110436290, 209828951, 220872580, 419657902, 441745160, 839315804, 1049144755, 1678631608, 2098289510, 4196579020, 8393158040]

約数ペア:

[(1, 8393158040), (2, 4196579020), (4, 2098289510), (5, 1678631608), (8, 1049144755), (10, 839315804), (19, 441745160), (20, 419657902), (38, 220872580), (40, 209828951), (76, 110436290), (95, 88349032), (152, 55218145), (190, 44174516), (223, 37637480), (380, 22087258), (446, 18818740), (760, 11043629), (892, 9409370), (1115, 7527496), (1784, 4704685), (2230, 3763748), (4237, 1980920), (4460, 1881874), (8474, 990460), (8920, 940937), (16948, 495230), (21185, 396184), (33896, 247615), (42370, 198092), (49523, 169480), (84740, 99046)]