859366960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7963}}^1$

素因数の和:8066

約数の個数: 80

約数和(自身を含む): 2133077760

約数和(自身を除く): 1273710800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 568, 710, 760, 1136, 1349, 1420, 1520, 2698, 2840, 5396, 5680, 6745, 7963, 10792, 13490, 15926, 21584, 26980, 31852, 39815, 53960, 63704, 79630, 107920, 127408, 151297, 159260, 302594, 318520, 565373, 605188, 637040, 756485, 1130746, 1210376, 1512970, 2261492, 2420752, 2826865, 3025940, 4522984, 5653730, 6051880, 9045968, 10742087, 11307460, 12103760, 21484174, 22614920, 42968348, 45229840, 53710435, 85936696, 107420870, 171873392, 214841740, 429683480, 859366960]

約数ペア:

[(1, 859366960), (2, 429683480), (4, 214841740), (5, 171873392), (8, 107420870), (10, 85936696), (16, 53710435), (19, 45229840), (20, 42968348), (38, 22614920), (40, 21484174), (71, 12103760), (76, 11307460), (80, 10742087), (95, 9045968), (142, 6051880), (152, 5653730), (190, 4522984), (284, 3025940), (304, 2826865), (355, 2420752), (380, 2261492), (568, 1512970), (710, 1210376), (760, 1130746), (1136, 756485), (1349, 637040), (1420, 605188), (1520, 565373), (2698, 318520), (2840, 302594), (5396, 159260), (5680, 151297), (6745, 127408), (7963, 107920), (10792, 79630), (13490, 63704), (15926, 53960), (21584, 39815), (26980, 31852)]