13913040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 80

約数和(自身を含む): 44640000

約数和(自身を除く): 30726960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 1999, 2320, 3480, 3998, 5997, 6960, 7996, 9995, 11994, 15992, 19990, 23988, 29985, 31984, 39980, 47976, 57971, 59970, 79960, 95952, 115942, 119940, 159920, 173913, 231884, 239880, 289855, 347826, 463768, 479760, 579710, 695652, 869565, 927536, 1159420, 1391304, 1739130, 2318840, 2782608, 3478260, 4637680, 6956520, 13913040]

約数ペア:

[(1, 13913040), (2, 6956520), (3, 4637680), (4, 3478260), (5, 2782608), (6, 2318840), (8, 1739130), (10, 1391304), (12, 1159420), (15, 927536), (16, 869565), (20, 695652), (24, 579710), (29, 479760), (30, 463768), (40, 347826), (48, 289855), (58, 239880), (60, 231884), (80, 173913), (87, 159920), (116, 119940), (120, 115942), (145, 95952), (174, 79960), (232, 59970), (240, 57971), (290, 47976), (348, 39980), (435, 31984), (464, 29985), (580, 23988), (696, 19990), (870, 15992), (1160, 11994), (1392, 9995), (1740, 7996), (1999, 6960), (2320, 5997), (3480, 3998)]