19274560

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 112

約数和(自身を含む): 49743360

約数和(自身を除く): 30468800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 67, 80, 116, 124, 134, 145, 155, 160, 232, 248, 268, 290, 310, 320, 335, 464, 496, 536, 580, 620, 670, 899, 928, 992, 1072, 1160, 1240, 1340, 1798, 1856, 1943, 1984, 2077, 2144, 2320, 2480, 2680, 3596, 3886, 4154, 4288, 4495, 4640, 4960, 5360, 7192, 7772, 8308, 8990, 9280, 9715, 9920, 10385, 10720, 14384, 15544, 16616, 17980, 19430, 20770, 21440, 28768, 31088, 33232, 35960, 38860, 41540, 57536, 60233, 62176, 66464, 71920, 77720, 83080, 120466, 124352, 132928, 143840, 155440, 166160, 240932, 287680, 301165, 310880, 332320, 481864, 602330, 621760, 664640, 963728, 1204660, 1927456, 2409320, 3854912, 4818640, 9637280, 19274560]

約数ペア:

[(1, 19274560), (2, 9637280), (4, 4818640), (5, 3854912), (8, 2409320), (10, 1927456), (16, 1204660), (20, 963728), (29, 664640), (31, 621760), (32, 602330), (40, 481864), (58, 332320), (62, 310880), (64, 301165), (67, 287680), (80, 240932), (116, 166160), (124, 155440), (134, 143840), (145, 132928), (155, 124352), (160, 120466), (232, 83080), (248, 77720), (268, 71920), (290, 66464), (310, 62176), (320, 60233), (335, 57536), (464, 41540), (496, 38860), (536, 35960), (580, 33232), (620, 31088), (670, 28768), (899, 21440), (928, 20770), (992, 19430), (1072, 17980), (1160, 16616), (1240, 15544), (1340, 14384), (1798, 10720), (1856, 10385), (1943, 9920), (1984, 9715), (2077, 9280), (2144, 8990), (2320, 8308), (2480, 7772), (2680, 7192), (3596, 5360), (3886, 4960), (4154, 4640), (4288, 4495)]