1303890

素因数分解:

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

素因数の和:911

約数の個数: 48

約数和(自身を含む): 3644352

約数和(自身を除く): 2340462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 887, 1470, 1774, 2661, 4435, 5322, 6209, 8870, 12418, 13305, 18627, 26610, 31045, 37254, 43463, 62090, 86926, 93135, 130389, 186270, 217315, 260778, 434630, 651945, 1303890]

約数ペア:

[(1, 1303890), (2, 651945), (3, 434630), (5, 260778), (6, 217315), (7, 186270), (10, 130389), (14, 93135), (15, 86926), (21, 62090), (30, 43463), (35, 37254), (42, 31045), (49, 26610), (70, 18627), (98, 13305), (105, 12418), (147, 8870), (210, 6209), (245, 5322), (294, 4435), (490, 2661), (735, 1774), (887, 1470)]