20176528540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{143687}}^1$

素因数の和:143779

約数の個数: 96

約数和(自身を含む): 52141501440

約数和(自身を除く): 31964972900

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 59, 68, 70, 85, 118, 119, 140, 170, 236, 238, 295, 340, 413, 476, 590, 595, 826, 1003, 1180, 1190, 1652, 2006, 2065, 2380, 4012, 4130, 5015, 7021, 8260, 10030, 14042, 20060, 28084, 35105, 70210, 140420, 143687, 287374, 574748, 718435, 1005809, 1436870, 2011618, 2442679, 2873740, 4023236, 4885358, 5029045, 8477533, 9770716, 10058090, 12213395, 16955066, 17098753, 20116180, 24426790, 33910132, 34197506, 42387665, 48853580, 59342731, 68395012, 84775330, 85493765, 118685462, 144118061, 169550660, 170987530, 237370924, 288236122, 296713655, 341975060, 576472244, 593427310, 720590305, 1008826427, 1186854620, 1441180610, 2017652854, 2882361220, 4035305708, 5044132135, 10088264270, 20176528540]

約数ペア:

[(1, 20176528540), (2, 10088264270), (4, 5044132135), (5, 4035305708), (7, 2882361220), (10, 2017652854), (14, 1441180610), (17, 1186854620), (20, 1008826427), (28, 720590305), (34, 593427310), (35, 576472244), (59, 341975060), (68, 296713655), (70, 288236122), (85, 237370924), (118, 170987530), (119, 169550660), (140, 144118061), (170, 118685462), (236, 85493765), (238, 84775330), (295, 68395012), (340, 59342731), (413, 48853580), (476, 42387665), (590, 34197506), (595, 33910132), (826, 24426790), (1003, 20116180), (1180, 17098753), (1190, 16955066), (1652, 12213395), (2006, 10058090), (2065, 9770716), (2380, 8477533), (4012, 5029045), (4130, 4885358), (5015, 4023236), (7021, 2873740), (8260, 2442679), (10030, 2011618), (14042, 1436870), (20060, 1005809), (28084, 718435), (35105, 574748), (70210, 287374), (140420, 143687)]