140805728

素因数分解:

$2^5\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2237}}^1$

素因数の和:2535

約数の個数: 48

約数和(自身を含む): 318082464

約数和(自身を除く): 177276736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 281, 562, 1124, 1967, 2237, 2248, 3934, 4474, 4496, 7868, 8948, 8992, 15659, 15736, 17896, 31318, 31472, 35792, 62636, 62944, 71584, 125272, 250544, 501088, 628597, 1257194, 2514388, 4400179, 5028776, 8800358, 10057552, 17600716, 20115104, 35201432, 70402864, 140805728]

約数ペア:

[(1, 140805728), (2, 70402864), (4, 35201432), (7, 20115104), (8, 17600716), (14, 10057552), (16, 8800358), (28, 5028776), (32, 4400179), (56, 2514388), (112, 1257194), (224, 628597), (281, 501088), (562, 250544), (1124, 125272), (1967, 71584), (2237, 62944), (2248, 62636), (3934, 35792), (4474, 31472), (4496, 31318), (7868, 17896), (8948, 15736), (8992, 15659)]