9786520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 23616000

約数和(自身を除く): 13829480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 163, 190, 316, 326, 380, 395, 632, 652, 760, 790, 815, 1304, 1501, 1580, 1630, 3002, 3097, 3160, 3260, 6004, 6194, 6520, 7505, 12008, 12388, 12877, 15010, 15485, 24776, 25754, 30020, 30970, 51508, 60040, 61940, 64385, 103016, 123880, 128770, 244663, 257540, 489326, 515080, 978652, 1223315, 1957304, 2446630, 4893260, 9786520]

約数ペア:

[(1, 9786520), (2, 4893260), (4, 2446630), (5, 1957304), (8, 1223315), (10, 978652), (19, 515080), (20, 489326), (38, 257540), (40, 244663), (76, 128770), (79, 123880), (95, 103016), (152, 64385), (158, 61940), (163, 60040), (190, 51508), (316, 30970), (326, 30020), (380, 25754), (395, 24776), (632, 15485), (652, 15010), (760, 12877), (790, 12388), (815, 12008), (1304, 7505), (1501, 6520), (1580, 6194), (1630, 6004), (3002, 3260), (3097, 3160)]