8414720

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 80

約数和(自身を含む): 21360240

約数和(自身を除く): 12945520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 173, 190, 256, 304, 320, 346, 380, 512, 608, 640, 692, 760, 865, 1216, 1280, 1384, 1520, 1730, 2432, 2560, 2768, 3040, 3287, 3460, 4864, 5536, 6080, 6574, 6920, 9728, 11072, 12160, 13148, 13840, 16435, 22144, 24320, 26296, 27680, 32870, 44288, 48640, 52592, 55360, 65740, 88576, 105184, 110720, 131480, 210368, 221440, 262960, 420736, 442880, 525920, 841472, 1051840, 1682944, 2103680, 4207360, 8414720]

約数ペア:

[(1, 8414720), (2, 4207360), (4, 2103680), (5, 1682944), (8, 1051840), (10, 841472), (16, 525920), (19, 442880), (20, 420736), (32, 262960), (38, 221440), (40, 210368), (64, 131480), (76, 110720), (80, 105184), (95, 88576), (128, 65740), (152, 55360), (160, 52592), (173, 48640), (190, 44288), (256, 32870), (304, 27680), (320, 26296), (346, 24320), (380, 22144), (512, 16435), (608, 13840), (640, 13148), (692, 12160), (760, 11072), (865, 9728), (1216, 6920), (1280, 6574), (1384, 6080), (1520, 5536), (1730, 4864), (2432, 3460), (2560, 3287), (2768, 3040)]