38160640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{4259}}^1$

素因数の和:4287

約数の個数: 72

約数和(自身を含む): 104489280

約数和(自身を除く): 66328640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4259, 4480, 8518, 8960, 17036, 21295, 29813, 34072, 42590, 59626, 68144, 85180, 119252, 136288, 149065, 170360, 238504, 272576, 298130, 340720, 477008, 545152, 596260, 681440, 954016, 1090304, 1192520, 1362880, 1908032, 2385040, 2725760, 3816064, 4770080, 5451520, 7632128, 9540160, 19080320, 38160640]

約数ペア:

[(1, 38160640), (2, 19080320), (4, 9540160), (5, 7632128), (7, 5451520), (8, 4770080), (10, 3816064), (14, 2725760), (16, 2385040), (20, 1908032), (28, 1362880), (32, 1192520), (35, 1090304), (40, 954016), (56, 681440), (64, 596260), (70, 545152), (80, 477008), (112, 340720), (128, 298130), (140, 272576), (160, 238504), (224, 170360), (256, 149065), (280, 136288), (320, 119252), (448, 85180), (560, 68144), (640, 59626), (896, 42590), (1120, 34072), (1280, 29813), (1792, 21295), (2240, 17036), (4259, 8960), (4480, 8518)]