11987440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5167}}^1$

素因数の和:5209

約数の個数: 40

約数和(自身を含む): 28837440

約数和(自身を除く): 16850000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 5167, 10334, 20668, 25835, 41336, 51670, 82672, 103340, 149843, 206680, 299686, 413360, 599372, 749215, 1198744, 1498430, 2397488, 2996860, 5993720, 11987440]

約数ペア:

[(1, 11987440), (2, 5993720), (4, 2996860), (5, 2397488), (8, 1498430), (10, 1198744), (16, 749215), (20, 599372), (29, 413360), (40, 299686), (58, 206680), (80, 149843), (116, 103340), (145, 82672), (232, 51670), (290, 41336), (464, 25835), (580, 20668), (1160, 10334), (2320, 5167)]