20995778760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{429889}}^1$

素因数の和:429951

約数の個数: 128

約数和(自身を含む): 70570742400

約数和(自身を除く): 49574963640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 370, 407, 440, 444, 555, 660, 740, 814, 888, 1110, 1221, 1320, 1480, 1628, 2035, 2220, 2442, 3256, 4070, 4440, 4884, 6105, 8140, 9768, 12210, 16280, 24420, 48840, 429889, 859778, 1289667, 1719556, 2149445, 2579334, 3439112, 4298890, 4728779, 5158668, 6448335, 8597780, 9457558, 10317336, 12896670, 14186337, 15905893, 17195560, 18915116, 23643895, 25793340, 28372674, 31811786, 37830232, 47287790, 47717679, 51586680, 56745348, 63623572, 70931685, 79529465, 94575580, 95435358, 113490696, 127247144, 141863370, 159058930, 174964823, 189151160, 190870716, 238588395, 283726740, 318117860, 349929646, 381741432, 477176790, 524894469, 567453480, 636235720, 699859292, 874824115, 954353580, 1049788938, 1399718584, 1749648230, 1908707160, 2099577876, 2624472345, 3499296460, 4199155752, 5248944690, 6998592920, 10497889380, 20995778760]

約数ペア:

[(1, 20995778760), (2, 10497889380), (3, 6998592920), (4, 5248944690), (5, 4199155752), (6, 3499296460), (8, 2624472345), (10, 2099577876), (11, 1908707160), (12, 1749648230), (15, 1399718584), (20, 1049788938), (22, 954353580), (24, 874824115), (30, 699859292), (33, 636235720), (37, 567453480), (40, 524894469), (44, 477176790), (55, 381741432), (60, 349929646), (66, 318117860), (74, 283726740), (88, 238588395), (110, 190870716), (111, 189151160), (120, 174964823), (132, 159058930), (148, 141863370), (165, 127247144), (185, 113490696), (220, 95435358), (222, 94575580), (264, 79529465), (296, 70931685), (330, 63623572), (370, 56745348), (407, 51586680), (440, 47717679), (444, 47287790), (555, 37830232), (660, 31811786), (740, 28372674), (814, 25793340), (888, 23643895), (1110, 18915116), (1221, 17195560), (1320, 15905893), (1480, 14186337), (1628, 12896670), (2035, 10317336), (2220, 9457558), (2442, 8597780), (3256, 6448335), (4070, 5158668), (4440, 4728779), (4884, 4298890), (6105, 3439112), (8140, 2579334), (9768, 2149445), (12210, 1719556), (16280, 1289667), (24420, 859778), (48840, 429889)]