13067120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 34283520

約数和(自身を除く): 21216400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 479, 496, 620, 682, 880, 958, 1240, 1364, 1705, 1916, 2395, 2480, 2728, 3410, 3832, 4790, 5269, 5456, 6820, 7664, 9580, 10538, 13640, 14849, 19160, 21076, 26345, 27280, 29698, 38320, 42152, 52690, 59396, 74245, 84304, 105380, 118792, 148490, 163339, 210760, 237584, 296980, 326678, 421520, 593960, 653356, 816695, 1187920, 1306712, 1633390, 2613424, 3266780, 6533560, 13067120]

約数ペア:

[(1, 13067120), (2, 6533560), (4, 3266780), (5, 2613424), (8, 1633390), (10, 1306712), (11, 1187920), (16, 816695), (20, 653356), (22, 593960), (31, 421520), (40, 326678), (44, 296980), (55, 237584), (62, 210760), (80, 163339), (88, 148490), (110, 118792), (124, 105380), (155, 84304), (176, 74245), (220, 59396), (248, 52690), (310, 42152), (341, 38320), (440, 29698), (479, 27280), (496, 26345), (620, 21076), (682, 19160), (880, 14849), (958, 13640), (1240, 10538), (1364, 9580), (1705, 7664), (1916, 6820), (2395, 5456), (2480, 5269), (2728, 4790), (3410, 3832)]