91440380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 198495360

約数和(自身を除く): 107054980

約数列:

[1, 2, 4, 5, 10, 20, 47, 89, 94, 178, 188, 235, 356, 445, 470, 890, 940, 1093, 1780, 2186, 4183, 4372, 5465, 8366, 10930, 16732, 20915, 21860, 41830, 51371, 83660, 97277, 102742, 194554, 205484, 256855, 389108, 486385, 513710, 972770, 1027420, 1945540, 4572019, 9144038, 18288076, 22860095, 45720190, 91440380]

約数ペア:

[(1, 91440380), (2, 45720190), (4, 22860095), (5, 18288076), (10, 9144038), (20, 4572019), (47, 1945540), (89, 1027420), (94, 972770), (178, 513710), (188, 486385), (235, 389108), (356, 256855), (445, 205484), (470, 194554), (890, 102742), (940, 97277), (1093, 83660), (1780, 51371), (2186, 41830), (4183, 21860), (4372, 20915), (5465, 16732), (8366, 10930)]