74001920

素因数分解:

$2^9\times 5^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:371

約数の個数: 80

約数和(自身を含む): 179573328

約数和(自身を除く): 105571408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 211, 256, 274, 320, 422, 512, 548, 640, 685, 844, 1055, 1096, 1280, 1370, 1688, 2110, 2192, 2560, 2740, 3376, 4220, 4384, 5480, 6752, 8440, 8768, 10960, 13504, 16880, 17536, 21920, 27008, 28907, 33760, 35072, 43840, 54016, 57814, 67520, 70144, 87680, 108032, 115628, 135040, 144535, 175360, 231256, 270080, 289070, 350720, 462512, 540160, 578140, 925024, 1156280, 1850048, 2312560, 3700096, 4625120, 7400192, 9250240, 14800384, 18500480, 37000960, 74001920]

約数ペア:

[(1, 74001920), (2, 37000960), (4, 18500480), (5, 14800384), (8, 9250240), (10, 7400192), (16, 4625120), (20, 3700096), (32, 2312560), (40, 1850048), (64, 1156280), (80, 925024), (128, 578140), (137, 540160), (160, 462512), (211, 350720), (256, 289070), (274, 270080), (320, 231256), (422, 175360), (512, 144535), (548, 135040), (640, 115628), (685, 108032), (844, 87680), (1055, 70144), (1096, 67520), (1280, 57814), (1370, 54016), (1688, 43840), (2110, 35072), (2192, 33760), (2560, 28907), (2740, 27008), (3376, 21920), (4220, 17536), (4384, 16880), (5480, 13504), (6752, 10960), (8440, 8768)]