40263280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26489}}^1$

素因数の和:26521

約数の個数: 40

約数和(自身を含む): 98542800

約数和(自身を除く): 58279520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 26489, 52978, 105956, 132445, 211912, 264890, 423824, 503291, 529780, 1006582, 1059560, 2013164, 2119120, 2516455, 4026328, 5032910, 8052656, 10065820, 20131640, 40263280]

約数ペア:

[(1, 40263280), (2, 20131640), (4, 10065820), (5, 8052656), (8, 5032910), (10, 4026328), (16, 2516455), (19, 2119120), (20, 2013164), (38, 1059560), (40, 1006582), (76, 529780), (80, 503291), (95, 423824), (152, 264890), (190, 211912), (304, 132445), (380, 105956), (760, 52978), (1520, 26489)]