4018120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 10108800

約数和(自身を除く): 6090680

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 311, 323, 340, 380, 622, 646, 680, 760, 1244, 1292, 1555, 1615, 2488, 2584, 3110, 3230, 5287, 5909, 6220, 6460, 10574, 11818, 12440, 12920, 21148, 23636, 26435, 29545, 42296, 47272, 52870, 59090, 100453, 105740, 118180, 200906, 211480, 236360, 401812, 502265, 803624, 1004530, 2009060, 4018120]

約数ペア:

[(1, 4018120), (2, 2009060), (4, 1004530), (5, 803624), (8, 502265), (10, 401812), (17, 236360), (19, 211480), (20, 200906), (34, 118180), (38, 105740), (40, 100453), (68, 59090), (76, 52870), (85, 47272), (95, 42296), (136, 29545), (152, 26435), (170, 23636), (190, 21148), (311, 12920), (323, 12440), (340, 11818), (380, 10574), (622, 6460), (646, 6220), (680, 5909), (760, 5287), (1244, 3230), (1292, 3110), (1555, 2584), (1615, 2488)]