1456140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3467}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 4660992

約数和(自身を除く): 3204852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3467, 6934, 10401, 13868, 17335, 20802, 24269, 34670, 41604, 48538, 52005, 69340, 72807, 97076, 104010, 121345, 145614, 208020, 242690, 291228, 364035, 485380, 728070, 1456140]

約数ペア:

[(1, 1456140), (2, 728070), (3, 485380), (4, 364035), (5, 291228), (6, 242690), (7, 208020), (10, 145614), (12, 121345), (14, 104010), (15, 97076), (20, 72807), (21, 69340), (28, 52005), (30, 48538), (35, 41604), (42, 34670), (60, 24269), (70, 20802), (84, 17335), (105, 13868), (140, 10401), (210, 6934), (420, 3467)]