15472840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20359}}^1$

素因数の和:20389

約数の個数: 32

約数和(自身を含む): 36648000

約数和(自身を除く): 21175160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20359, 40718, 81436, 101795, 162872, 203590, 386821, 407180, 773642, 814360, 1547284, 1934105, 3094568, 3868210, 7736420, 15472840]

約数ペア:

[(1, 15472840), (2, 7736420), (4, 3868210), (5, 3094568), (8, 1934105), (10, 1547284), (19, 814360), (20, 773642), (38, 407180), (40, 386821), (76, 203590), (95, 162872), (152, 101795), (190, 81436), (380, 40718), (760, 20359)]