2548520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 64

約数和(自身を含む): 6426000

約数和(自身を除く): 3877480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 169, 232, 260, 290, 338, 377, 520, 580, 676, 754, 845, 1160, 1352, 1508, 1690, 1885, 2197, 3016, 3380, 3770, 4394, 4901, 6760, 7540, 8788, 9802, 10985, 15080, 17576, 19604, 21970, 24505, 39208, 43940, 49010, 63713, 87880, 98020, 127426, 196040, 254852, 318565, 509704, 637130, 1274260, 2548520]

約数ペア:

[(1, 2548520), (2, 1274260), (4, 637130), (5, 509704), (8, 318565), (10, 254852), (13, 196040), (20, 127426), (26, 98020), (29, 87880), (40, 63713), (52, 49010), (58, 43940), (65, 39208), (104, 24505), (116, 21970), (130, 19604), (145, 17576), (169, 15080), (232, 10985), (260, 9802), (290, 8788), (338, 7540), (377, 6760), (520, 4901), (580, 4394), (676, 3770), (754, 3380), (845, 3016), (1160, 2197), (1352, 1885), (1508, 1690)]