554480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 1339200

約数和(自身を除く): 784720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 239, 290, 464, 478, 580, 956, 1160, 1195, 1912, 2320, 2390, 3824, 4780, 6931, 9560, 13862, 19120, 27724, 34655, 55448, 69310, 110896, 138620, 277240, 554480]

約数ペア:

[(1, 554480), (2, 277240), (4, 138620), (5, 110896), (8, 69310), (10, 55448), (16, 34655), (20, 27724), (29, 19120), (40, 13862), (58, 9560), (80, 6931), (116, 4780), (145, 3824), (232, 2390), (239, 2320), (290, 1912), (464, 1195), (478, 1160), (580, 956)]