40607408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{599}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 83328000

約数和(自身を除く): 42720592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 223, 304, 446, 599, 892, 1198, 1784, 2396, 3568, 4237, 4792, 8474, 9584, 11381, 16948, 22762, 33896, 45524, 67792, 91048, 133577, 182096, 267154, 534308, 1068616, 2137232, 2537963, 5075926, 10151852, 20303704, 40607408]

約数ペア:

[(1, 40607408), (2, 20303704), (4, 10151852), (8, 5075926), (16, 2537963), (19, 2137232), (38, 1068616), (76, 534308), (152, 267154), (223, 182096), (304, 133577), (446, 91048), (599, 67792), (892, 45524), (1198, 33896), (1784, 22762), (2396, 16948), (3568, 11381), (4237, 9584), (4792, 8474)]