80040460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 176504832

約数和(自身を除く): 96464372

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 191, 230, 382, 460, 764, 911, 955, 1822, 1910, 3644, 3820, 4393, 4555, 8786, 9110, 17572, 18220, 20953, 21965, 41906, 43930, 83812, 87860, 104765, 174001, 209530, 348002, 419060, 696004, 870005, 1740010, 3480020, 4002023, 8004046, 16008092, 20010115, 40020230, 80040460]

約数ペア:

[(1, 80040460), (2, 40020230), (4, 20010115), (5, 16008092), (10, 8004046), (20, 4002023), (23, 3480020), (46, 1740010), (92, 870005), (115, 696004), (191, 419060), (230, 348002), (382, 209530), (460, 174001), (764, 104765), (911, 87860), (955, 83812), (1822, 43930), (1910, 41906), (3644, 21965), (3820, 20953), (4393, 18220), (4555, 17572), (8786, 9110)]