189476720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{81671}}^1$

素因数の和:81713

約数の個数: 40

約数和(自身を含む): 455729760

約数和(自身を除く): 266253040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 81671, 163342, 326684, 408355, 653368, 816710, 1306736, 1633420, 2368459, 3266840, 4736918, 6533680, 9473836, 11842295, 18947672, 23684590, 37895344, 47369180, 94738360, 189476720]

約数ペア:

[(1, 189476720), (2, 94738360), (4, 47369180), (5, 37895344), (8, 23684590), (10, 18947672), (16, 11842295), (20, 9473836), (29, 6533680), (40, 4736918), (58, 3266840), (80, 2368459), (116, 1633420), (145, 1306736), (232, 816710), (290, 653368), (464, 408355), (580, 326684), (1160, 163342), (2320, 81671)]