19927320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3389}}^1$

素因数の和:3417

約数の個数: 96

約数和(自身を含む): 69562800

約数和(自身を除く): 49635480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 3389, 5880, 6778, 10167, 13556, 16945, 20334, 23723, 27112, 33890, 40668, 47446, 50835, 67780, 71169, 81336, 94892, 101670, 118615, 135560, 142338, 166061, 189784, 203340, 237230, 284676, 332122, 355845, 406680, 474460, 498183, 569352, 664244, 711690, 830305, 948920, 996366, 1328488, 1423380, 1660610, 1992732, 2490915, 2846760, 3321220, 3985464, 4981830, 6642440, 9963660, 19927320]

約数ペア:

[(1, 19927320), (2, 9963660), (3, 6642440), (4, 4981830), (5, 3985464), (6, 3321220), (7, 2846760), (8, 2490915), (10, 1992732), (12, 1660610), (14, 1423380), (15, 1328488), (20, 996366), (21, 948920), (24, 830305), (28, 711690), (30, 664244), (35, 569352), (40, 498183), (42, 474460), (49, 406680), (56, 355845), (60, 332122), (70, 284676), (84, 237230), (98, 203340), (105, 189784), (120, 166061), (140, 142338), (147, 135560), (168, 118615), (196, 101670), (210, 94892), (245, 81336), (280, 71169), (294, 67780), (392, 50835), (420, 47446), (490, 40668), (588, 33890), (735, 27112), (840, 23723), (980, 20334), (1176, 16945), (1470, 13556), (1960, 10167), (2940, 6778), (3389, 5880)]