28164640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25147}}^1$

素因数の和:25169

約数の個数: 48

約数和(自身を含む): 76047552

約数和(自身を除く): 47882912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25147, 50294, 100588, 125735, 176029, 201176, 251470, 352058, 402352, 502940, 704116, 804704, 880145, 1005880, 1408232, 1760290, 2011760, 2816464, 3520580, 4023520, 5632928, 7041160, 14082320, 28164640]

約数ペア:

[(1, 28164640), (2, 14082320), (4, 7041160), (5, 5632928), (7, 4023520), (8, 3520580), (10, 2816464), (14, 2011760), (16, 1760290), (20, 1408232), (28, 1005880), (32, 880145), (35, 804704), (40, 704116), (56, 502940), (70, 402352), (80, 352058), (112, 251470), (140, 201176), (160, 176029), (224, 125735), (280, 100588), (560, 50294), (1120, 25147)]