2039072864

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1220

約数の個数: 72

約数和(自身を含む): 4219979904

約数和(自身を除く): 2180907040

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 122, 124, 244, 248, 488, 496, 961, 976, 992, 1087, 1891, 1922, 1952, 2174, 3782, 3844, 4348, 7564, 7688, 8696, 15128, 15376, 17392, 30256, 30752, 33697, 34784, 58621, 60512, 66307, 67394, 117242, 132614, 134788, 234484, 265228, 269576, 468968, 530456, 539152, 937936, 1044607, 1060912, 1078304, 1875872, 2055517, 2089214, 2121824, 4111034, 4178428, 8222068, 8356856, 16444136, 16713712, 32888272, 33427424, 63721027, 65776544, 127442054, 254884108, 509768216, 1019536432, 2039072864]

約数ペア:

[(1, 2039072864), (2, 1019536432), (4, 509768216), (8, 254884108), (16, 127442054), (31, 65776544), (32, 63721027), (61, 33427424), (62, 32888272), (122, 16713712), (124, 16444136), (244, 8356856), (248, 8222068), (488, 4178428), (496, 4111034), (961, 2121824), (976, 2089214), (992, 2055517), (1087, 1875872), (1891, 1078304), (1922, 1060912), (1952, 1044607), (2174, 937936), (3782, 539152), (3844, 530456), (4348, 468968), (7564, 269576), (7688, 265228), (8696, 234484), (15128, 134788), (15376, 132614), (17392, 117242), (30256, 67394), (30752, 66307), (33697, 60512), (34784, 58621)]