16013960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1109}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 38061900

約数和(自身を除く): 22047940

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1109, 1444, 1805, 2218, 2888, 3610, 4436, 5545, 7220, 8872, 11090, 14440, 21071, 22180, 42142, 44360, 84284, 105355, 168568, 210710, 400349, 421420, 800698, 842840, 1601396, 2001745, 3202792, 4003490, 8006980, 16013960]

約数ペア:

[(1, 16013960), (2, 8006980), (4, 4003490), (5, 3202792), (8, 2001745), (10, 1601396), (19, 842840), (20, 800698), (38, 421420), (40, 400349), (76, 210710), (95, 168568), (152, 105355), (190, 84284), (361, 44360), (380, 42142), (722, 22180), (760, 21071), (1109, 14440), (1444, 11090), (1805, 8872), (2218, 7220), (2888, 5545), (3610, 4436)]