3808420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2473}}^1$

素因数の和:2500

約数の個数: 48

約数和(自身を含む): 9975168

約数和(自身を除く): 6166748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2473, 4946, 9892, 12365, 17311, 24730, 27203, 34622, 49460, 54406, 69244, 86555, 108812, 136015, 173110, 190421, 272030, 346220, 380842, 544060, 761684, 952105, 1904210, 3808420]

約数ペア:

[(1, 3808420), (2, 1904210), (4, 952105), (5, 761684), (7, 544060), (10, 380842), (11, 346220), (14, 272030), (20, 190421), (22, 173110), (28, 136015), (35, 108812), (44, 86555), (55, 69244), (70, 54406), (77, 49460), (110, 34622), (140, 27203), (154, 24730), (220, 17311), (308, 12365), (385, 9892), (770, 4946), (1540, 2473)]