28248640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12611}}^1$

素因数の和:12635

約数の個数: 56

約数和(自身を含む): 76882752

約数和(自身を除く): 48634112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12611, 25222, 50444, 63055, 88277, 100888, 126110, 176554, 201776, 252220, 353108, 403552, 441385, 504440, 706216, 807104, 882770, 1008880, 1412432, 1765540, 2017760, 2824864, 3531080, 4035520, 5649728, 7062160, 14124320, 28248640]

約数ペア:

[(1, 28248640), (2, 14124320), (4, 7062160), (5, 5649728), (7, 4035520), (8, 3531080), (10, 2824864), (14, 2017760), (16, 1765540), (20, 1412432), (28, 1008880), (32, 882770), (35, 807104), (40, 706216), (56, 504440), (64, 441385), (70, 403552), (80, 353108), (112, 252220), (140, 201776), (160, 176554), (224, 126110), (280, 100888), (320, 88277), (448, 63055), (560, 50444), (1120, 25222), (2240, 12611)]