27897320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 74649600

約数和(自身を除く): 46752280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 47, 55, 71, 76, 88, 94, 95, 110, 142, 152, 188, 190, 209, 220, 235, 284, 355, 376, 380, 418, 440, 470, 517, 568, 710, 760, 781, 836, 893, 940, 1034, 1045, 1349, 1420, 1562, 1672, 1786, 1880, 2068, 2090, 2585, 2698, 2840, 3124, 3337, 3572, 3905, 4136, 4180, 4465, 5170, 5396, 6248, 6674, 6745, 7144, 7810, 8360, 8930, 9823, 10340, 10792, 13348, 13490, 14839, 15620, 16685, 17860, 19646, 20680, 26696, 26980, 29678, 31240, 33370, 35720, 36707, 39292, 49115, 53960, 59356, 63403, 66740, 73414, 74195, 78584, 98230, 118712, 126806, 133480, 146828, 148390, 183535, 196460, 253612, 293656, 296780, 317015, 367070, 392920, 507224, 593560, 634030, 697433, 734140, 1268060, 1394866, 1468280, 2536120, 2789732, 3487165, 5579464, 6974330, 13948660, 27897320]

約数ペア:

[(1, 27897320), (2, 13948660), (4, 6974330), (5, 5579464), (8, 3487165), (10, 2789732), (11, 2536120), (19, 1468280), (20, 1394866), (22, 1268060), (38, 734140), (40, 697433), (44, 634030), (47, 593560), (55, 507224), (71, 392920), (76, 367070), (88, 317015), (94, 296780), (95, 293656), (110, 253612), (142, 196460), (152, 183535), (188, 148390), (190, 146828), (209, 133480), (220, 126806), (235, 118712), (284, 98230), (355, 78584), (376, 74195), (380, 73414), (418, 66740), (440, 63403), (470, 59356), (517, 53960), (568, 49115), (710, 39292), (760, 36707), (781, 35720), (836, 33370), (893, 31240), (940, 29678), (1034, 26980), (1045, 26696), (1349, 20680), (1420, 19646), (1562, 17860), (1672, 16685), (1786, 15620), (1880, 14839), (2068, 13490), (2090, 13348), (2585, 10792), (2698, 10340), (2840, 9823), (3124, 8930), (3337, 8360), (3572, 7810), (3905, 7144), (4136, 6745), (4180, 6674), (4465, 6248), (5170, 5396)]