20118829280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{75703}}^1$

素因数の和:75880

約数の個数: 96

約数和(自身を含む): 52195788288

約数和(自身を除く): 32076959008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 151, 160, 176, 220, 302, 352, 440, 604, 755, 880, 1208, 1510, 1661, 1760, 2416, 3020, 3322, 4832, 6040, 6644, 8305, 12080, 13288, 16610, 24160, 26576, 33220, 53152, 66440, 75703, 132880, 151406, 265760, 302812, 378515, 605624, 757030, 832733, 1211248, 1514060, 1665466, 2422496, 3028120, 3330932, 4163665, 6056240, 6661864, 8327330, 11431153, 12112480, 13323728, 16654660, 22862306, 26647456, 33309320, 45724612, 57155765, 66618640, 91449224, 114311530, 125742683, 133237280, 182898448, 228623060, 251485366, 365796896, 457246120, 502970732, 628713415, 914492240, 1005941464, 1257426830, 1828984480, 2011882928, 2514853660, 4023765856, 5029707320, 10059414640, 20118829280]

約数ペア:

[(1, 20118829280), (2, 10059414640), (4, 5029707320), (5, 4023765856), (8, 2514853660), (10, 2011882928), (11, 1828984480), (16, 1257426830), (20, 1005941464), (22, 914492240), (32, 628713415), (40, 502970732), (44, 457246120), (55, 365796896), (80, 251485366), (88, 228623060), (110, 182898448), (151, 133237280), (160, 125742683), (176, 114311530), (220, 91449224), (302, 66618640), (352, 57155765), (440, 45724612), (604, 33309320), (755, 26647456), (880, 22862306), (1208, 16654660), (1510, 13323728), (1661, 12112480), (1760, 11431153), (2416, 8327330), (3020, 6661864), (3322, 6056240), (4832, 4163665), (6040, 3330932), (6644, 3028120), (8305, 2422496), (12080, 1665466), (13288, 1514060), (16610, 1211248), (24160, 832733), (26576, 757030), (33220, 605624), (53152, 378515), (66440, 302812), (75703, 265760), (132880, 151406)]