1964702913080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4451}}^1\times {\mathrm{234791}}^1$

素因数の和:239300

約数の個数: 64

約数和(自身を含む): 4515670010880

約数和(自身を除く): 2550967097800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4451, 8902, 17804, 22255, 35608, 44510, 89020, 178040, 209197, 234791, 418394, 469582, 836788, 939164, 1045985, 1173955, 1673576, 1878328, 2091970, 2347910, 4183940, 4695820, 8367880, 9391640, 11035177, 22070354, 44140708, 55175885, 88281416, 110351770, 220703540, 441407080, 1045054741, 2090109482, 4180218964, 5225273705, 8360437928, 10450547410, 20901094820, 41802189640, 49117572827, 98235145654, 196470291308, 245587864135, 392940582616, 491175728270, 982351456540, 1964702913080]

約数ペア:

[(1, 1964702913080), (2, 982351456540), (4, 491175728270), (5, 392940582616), (8, 245587864135), (10, 196470291308), (20, 98235145654), (40, 49117572827), (47, 41802189640), (94, 20901094820), (188, 10450547410), (235, 8360437928), (376, 5225273705), (470, 4180218964), (940, 2090109482), (1880, 1045054741), (4451, 441407080), (8902, 220703540), (17804, 110351770), (22255, 88281416), (35608, 55175885), (44510, 44140708), (89020, 22070354), (178040, 11035177), (209197, 9391640), (234791, 8367880), (418394, 4695820), (469582, 4183940), (836788, 2347910), (939164, 2091970), (1045985, 1878328), (1173955, 1673576)]