27182920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 65836800

約数和(自身を除く): 38653880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 761, 893, 940, 1522, 1786, 1880, 3044, 3572, 3805, 4465, 6088, 7144, 7610, 8930, 14459, 15220, 17860, 28918, 30440, 35720, 35767, 57836, 71534, 72295, 115672, 143068, 144590, 178835, 286136, 289180, 357670, 578360, 679573, 715340, 1359146, 1430680, 2718292, 3397865, 5436584, 6795730, 13591460, 27182920]

約数ペア:

[(1, 27182920), (2, 13591460), (4, 6795730), (5, 5436584), (8, 3397865), (10, 2718292), (19, 1430680), (20, 1359146), (38, 715340), (40, 679573), (47, 578360), (76, 357670), (94, 289180), (95, 286136), (152, 178835), (188, 144590), (190, 143068), (235, 115672), (376, 72295), (380, 71534), (470, 57836), (760, 35767), (761, 35720), (893, 30440), (940, 28918), (1522, 17860), (1786, 15220), (1880, 14459), (3044, 8930), (3572, 7610), (3805, 7144), (4465, 6088)]