11520640

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 28200960

約数和(自身を除く): 16680320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 383, 470, 640, 752, 766, 940, 1504, 1532, 1880, 1915, 3008, 3064, 3760, 3830, 6016, 6128, 7520, 7660, 12256, 15040, 15320, 18001, 24512, 30080, 30640, 36002, 49024, 61280, 72004, 90005, 122560, 144008, 180010, 245120, 288016, 360020, 576032, 720040, 1152064, 1440080, 2304128, 2880160, 5760320, 11520640]

約数ペア:

[(1, 11520640), (2, 5760320), (4, 2880160), (5, 2304128), (8, 1440080), (10, 1152064), (16, 720040), (20, 576032), (32, 360020), (40, 288016), (47, 245120), (64, 180010), (80, 144008), (94, 122560), (128, 90005), (160, 72004), (188, 61280), (235, 49024), (320, 36002), (376, 30640), (383, 30080), (470, 24512), (640, 18001), (752, 15320), (766, 15040), (940, 12256), (1504, 7660), (1532, 7520), (1880, 6128), (1915, 6016), (3008, 3830), (3064, 3760)]