20177180520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2017}}^1\times {\mathrm{11909}}^1$

素因数の和:13947

約数の個数: 128

約数和(自身を含む): 69219014400

約数和(自身を除く): 49041833880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2017, 4034, 6051, 8068, 10085, 11909, 12102, 14119, 16136, 20170, 23818, 24204, 28238, 30255, 35727, 40340, 42357, 47636, 48408, 56476, 59545, 60510, 70595, 71454, 80680, 83363, 84714, 95272, 112952, 119090, 121020, 141190, 142908, 166726, 169428, 178635, 211785, 238180, 242040, 250089, 282380, 285816, 333452, 338856, 357270, 416815, 423570, 476360, 500178, 564760, 666904, 714540, 833630, 847140, 1000356, 1250445, 1429080, 1667260, 1694280, 2000712, 2500890, 3334520, 5001780, 10003560, 24020453, 48040906, 72061359, 96081812, 120102265, 144122718, 168143171, 192163624, 240204530, 288245436, 336286342, 360306795, 480409060, 504429513, 576490872, 672572684, 720613590, 840715855, 960818120, 1008859026, 1345145368, 1441227180, 1681431710, 2017718052, 2522147565, 2882454360, 3362863420, 4035436104, 5044295130, 6725726840, 10088590260, 20177180520]

約数ペア:

[(1, 20177180520), (2, 10088590260), (3, 6725726840), (4, 5044295130), (5, 4035436104), (6, 3362863420), (7, 2882454360), (8, 2522147565), (10, 2017718052), (12, 1681431710), (14, 1441227180), (15, 1345145368), (20, 1008859026), (21, 960818120), (24, 840715855), (28, 720613590), (30, 672572684), (35, 576490872), (40, 504429513), (42, 480409060), (56, 360306795), (60, 336286342), (70, 288245436), (84, 240204530), (105, 192163624), (120, 168143171), (140, 144122718), (168, 120102265), (210, 96081812), (280, 72061359), (420, 48040906), (840, 24020453), (2017, 10003560), (4034, 5001780), (6051, 3334520), (8068, 2500890), (10085, 2000712), (11909, 1694280), (12102, 1667260), (14119, 1429080), (16136, 1250445), (20170, 1000356), (23818, 847140), (24204, 833630), (28238, 714540), (30255, 666904), (35727, 564760), (40340, 500178), (42357, 476360), (47636, 423570), (48408, 416815), (56476, 357270), (59545, 338856), (60510, 333452), (70595, 285816), (71454, 282380), (80680, 250089), (83363, 242040), (84714, 238180), (95272, 211785), (112952, 178635), (119090, 169428), (121020, 166726), (141190, 142908)]