210002990392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28123}}^1\times {\mathrm{3779}}^1$

素因数の和:31940

約数の個数: 64

約数和(自身を含む): 446496624000

約数和(自身を除く): 236493633608

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 3779, 7558, 15116, 28123, 30232, 49127, 56246, 71801, 98254, 112492, 143602, 196508, 224984, 287204, 365599, 393016, 534337, 574408, 731198, 933413, 1068674, 1462396, 1866826, 2137348, 2924792, 3733652, 4274696, 6946381, 7467304, 13892762, 27785524, 55571048, 106276817, 212553634, 425107268, 850214536, 1381598621, 2019259523, 2763197242, 4038519046, 5526394484, 8077038092, 11052788968, 16154076184, 26250373799, 52500747598, 105001495196, 210002990392]

約数ペア:

[(1, 210002990392), (2, 105001495196), (4, 52500747598), (8, 26250373799), (13, 16154076184), (19, 11052788968), (26, 8077038092), (38, 5526394484), (52, 4038519046), (76, 2763197242), (104, 2019259523), (152, 1381598621), (247, 850214536), (494, 425107268), (988, 212553634), (1976, 106276817), (3779, 55571048), (7558, 27785524), (15116, 13892762), (28123, 7467304), (30232, 6946381), (49127, 4274696), (56246, 3733652), (71801, 2924792), (98254, 2137348), (112492, 1866826), (143602, 1462396), (196508, 1068674), (224984, 933413), (287204, 731198), (365599, 574408), (393016, 534337)]