8046920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 21427200

約数和(自身を除く): 13380280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 991, 1015, 1160, 1624, 1982, 2030, 3964, 4060, 4955, 6937, 7928, 8120, 9910, 13874, 19820, 27748, 28739, 34685, 39640, 55496, 57478, 69370, 114956, 138740, 143695, 201173, 229912, 277480, 287390, 402346, 574780, 804692, 1005865, 1149560, 1609384, 2011730, 4023460, 8046920]

約数ペア:

[(1, 8046920), (2, 4023460), (4, 2011730), (5, 1609384), (7, 1149560), (8, 1005865), (10, 804692), (14, 574780), (20, 402346), (28, 287390), (29, 277480), (35, 229912), (40, 201173), (56, 143695), (58, 138740), (70, 114956), (116, 69370), (140, 57478), (145, 55496), (203, 39640), (232, 34685), (280, 28739), (290, 27748), (406, 19820), (580, 13874), (812, 9910), (991, 8120), (1015, 7928), (1160, 6937), (1624, 4955), (1982, 4060), (2030, 3964)]