18710720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8353}}^1$

素因数の和:8377

約数の個数: 56

約数和(自身を含む): 50925984

約数和(自身を除く): 32215264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8353, 16706, 33412, 41765, 58471, 66824, 83530, 116942, 133648, 167060, 233884, 267296, 292355, 334120, 467768, 534592, 584710, 668240, 935536, 1169420, 1336480, 1871072, 2338840, 2672960, 3742144, 4677680, 9355360, 18710720]

約数ペア:

[(1, 18710720), (2, 9355360), (4, 4677680), (5, 3742144), (7, 2672960), (8, 2338840), (10, 1871072), (14, 1336480), (16, 1169420), (20, 935536), (28, 668240), (32, 584710), (35, 534592), (40, 467768), (56, 334120), (64, 292355), (70, 267296), (80, 233884), (112, 167060), (140, 133648), (160, 116942), (224, 83530), (280, 66824), (320, 58471), (448, 41765), (560, 33412), (1120, 16706), (2240, 8353)]