20179683680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9701771}}^1$

素因数の和:9701799

約数の個数: 48

約数和(自身を含む): 51341777424

約数和(自身を除く): 31162093744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 9701771, 19403542, 38807084, 48508855, 77614168, 97017710, 126123023, 155228336, 194035420, 252246046, 310456672, 388070840, 504492092, 630615115, 776141680, 1008984184, 1261230230, 1552283360, 2017968368, 2522460460, 4035936736, 5044920920, 10089841840, 20179683680]

約数ペア:

[(1, 20179683680), (2, 10089841840), (4, 5044920920), (5, 4035936736), (8, 2522460460), (10, 2017968368), (13, 1552283360), (16, 1261230230), (20, 1008984184), (26, 776141680), (32, 630615115), (40, 504492092), (52, 388070840), (65, 310456672), (80, 252246046), (104, 194035420), (130, 155228336), (160, 126123023), (208, 97017710), (260, 77614168), (416, 48508855), (520, 38807084), (1040, 19403542), (2080, 9701771)]