27840320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:296

約数の個数: 84

約数和(自身を含む): 70257924

約数和(自身を除く): 42417604

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 241, 304, 320, 361, 380, 482, 608, 722, 760, 964, 1205, 1216, 1444, 1520, 1805, 1928, 2410, 2888, 3040, 3610, 3856, 4579, 4820, 5776, 6080, 7220, 7712, 9158, 9640, 11552, 14440, 15424, 18316, 19280, 22895, 23104, 28880, 36632, 38560, 45790, 57760, 73264, 77120, 87001, 91580, 115520, 146528, 174002, 183160, 293056, 348004, 366320, 435005, 696008, 732640, 870010, 1392016, 1465280, 1740020, 2784032, 3480040, 5568064, 6960080, 13920160, 27840320]

約数ペア:

[(1, 27840320), (2, 13920160), (4, 6960080), (5, 5568064), (8, 3480040), (10, 2784032), (16, 1740020), (19, 1465280), (20, 1392016), (32, 870010), (38, 732640), (40, 696008), (64, 435005), (76, 366320), (80, 348004), (95, 293056), (152, 183160), (160, 174002), (190, 146528), (241, 115520), (304, 91580), (320, 87001), (361, 77120), (380, 73264), (482, 57760), (608, 45790), (722, 38560), (760, 36632), (964, 28880), (1205, 23104), (1216, 22895), (1444, 19280), (1520, 18316), (1805, 15424), (1928, 14440), (2410, 11552), (2888, 9640), (3040, 9158), (3610, 7712), (3856, 7220), (4579, 6080), (4820, 5776)]