38964520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 104993280

約数和(自身を除く): 66028760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 67, 70, 124, 134, 140, 155, 217, 248, 268, 280, 310, 335, 434, 469, 536, 620, 670, 868, 938, 1085, 1240, 1340, 1736, 1876, 2077, 2170, 2345, 2680, 3752, 4154, 4340, 4489, 4690, 8308, 8680, 8978, 9380, 10385, 14539, 16616, 17956, 18760, 20770, 22445, 29078, 31423, 35912, 41540, 44890, 58156, 62846, 72695, 83080, 89780, 116312, 125692, 139159, 145390, 157115, 179560, 251384, 278318, 290780, 314230, 556636, 581560, 628460, 695795, 974113, 1113272, 1256920, 1391590, 1948226, 2783180, 3896452, 4870565, 5566360, 7792904, 9741130, 19482260, 38964520]

約数ペア:

[(1, 38964520), (2, 19482260), (4, 9741130), (5, 7792904), (7, 5566360), (8, 4870565), (10, 3896452), (14, 2783180), (20, 1948226), (28, 1391590), (31, 1256920), (35, 1113272), (40, 974113), (56, 695795), (62, 628460), (67, 581560), (70, 556636), (124, 314230), (134, 290780), (140, 278318), (155, 251384), (217, 179560), (248, 157115), (268, 145390), (280, 139159), (310, 125692), (335, 116312), (434, 89780), (469, 83080), (536, 72695), (620, 62846), (670, 58156), (868, 44890), (938, 41540), (1085, 35912), (1240, 31423), (1340, 29078), (1736, 22445), (1876, 20770), (2077, 18760), (2170, 17956), (2345, 16616), (2680, 14539), (3752, 10385), (4154, 9380), (4340, 8978), (4489, 8680), (4690, 8308)]