16898420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10973}}^1$

素因数の和:11000

約数の個数: 48

約数和(自身を含む): 44247168

約数和(自身を除く): 27348748

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, 10973, 21946, 43892, 54865, 76811, 109730, 120703, 153622, 219460, 241406, 307244, 384055, 482812, 603515, 768110, 844921, 1207030, 1536220, 1689842, 2414060, 3379684, 4224605, 8449210, 16898420]

約数ペア:

[(1, 16898420), (2, 8449210), (4, 4224605), (5, 3379684), (7, 2414060), (10, 1689842), (11, 1536220), (14, 1207030), (20, 844921), (22, 768110), (28, 603515), (35, 482812), (44, 384055), (55, 307244), (70, 241406), (77, 219460), (110, 153622), (140, 120703), (154, 109730), (220, 76811), (308, 54865), (385, 43892), (770, 21946), (1540, 10973)]