248649340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{653}}^1$

素因数の和:982

約数の個数: 48

約数和(自身を含む): 531780480

約数和(自身を除く): 283131140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 241, 316, 395, 482, 653, 790, 964, 1205, 1306, 1580, 2410, 2612, 3265, 4820, 6530, 13060, 19039, 38078, 51587, 76156, 95195, 103174, 157373, 190390, 206348, 257935, 314746, 380780, 515870, 629492, 786865, 1031740, 1573730, 3147460, 12432467, 24864934, 49729868, 62162335, 124324670, 248649340]

約数ペア:

[(1, 248649340), (2, 124324670), (4, 62162335), (5, 49729868), (10, 24864934), (20, 12432467), (79, 3147460), (158, 1573730), (241, 1031740), (316, 786865), (395, 629492), (482, 515870), (653, 380780), (790, 314746), (964, 257935), (1205, 206348), (1306, 190390), (1580, 157373), (2410, 103174), (2612, 95195), (3265, 76156), (4820, 51587), (6530, 38078), (13060, 19039)]