2607780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{887}}^1$

素因数の和:913

約数の個数: 72

約数和(自身を含む): 8503488

約数和(自身を除く): 5895708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 887, 980, 1470, 1774, 2661, 2940, 3548, 4435, 5322, 6209, 8870, 10644, 12418, 13305, 17740, 18627, 24836, 26610, 31045, 37254, 43463, 53220, 62090, 74508, 86926, 93135, 124180, 130389, 173852, 186270, 217315, 260778, 372540, 434630, 521556, 651945, 869260, 1303890, 2607780]

約数ペア:

[(1, 2607780), (2, 1303890), (3, 869260), (4, 651945), (5, 521556), (6, 434630), (7, 372540), (10, 260778), (12, 217315), (14, 186270), (15, 173852), (20, 130389), (21, 124180), (28, 93135), (30, 86926), (35, 74508), (42, 62090), (49, 53220), (60, 43463), (70, 37254), (84, 31045), (98, 26610), (105, 24836), (140, 18627), (147, 17740), (196, 13305), (210, 12418), (245, 10644), (294, 8870), (420, 6209), (490, 5322), (588, 4435), (735, 3548), (887, 2940), (980, 2661), (1470, 1774)]