8126720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{907}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 22271424

約数和(自身を除く): 14144704

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, 907, 1120, 1280, 1792, 1814, 2240, 3628, 4480, 4535, 6349, 7256, 8960, 9070, 12698, 14512, 18140, 25396, 29024, 31745, 36280, 50792, 58048, 63490, 72560, 101584, 116096, 126980, 145120, 203168, 232192, 253960, 290240, 406336, 507920, 580480, 812672, 1015840, 1160960, 1625344, 2031680, 4063360, 8126720]

約数ペア:

[(1, 8126720), (2, 4063360), (4, 2031680), (5, 1625344), (7, 1160960), (8, 1015840), (10, 812672), (14, 580480), (16, 507920), (20, 406336), (28, 290240), (32, 253960), (35, 232192), (40, 203168), (56, 145120), (64, 126980), (70, 116096), (80, 101584), (112, 72560), (128, 63490), (140, 58048), (160, 50792), (224, 36280), (256, 31745), (280, 29024), (320, 25396), (448, 18140), (560, 14512), (640, 12698), (896, 9070), (907, 8960), (1120, 7256), (1280, 6349), (1792, 4535), (1814, 4480), (2240, 3628)]