12901760

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1099

約数の個数: 64

約数和(自身を含む): 32497200

約数和(自身を除く): 19595440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1061, 1216, 1520, 2122, 2432, 3040, 4244, 5305, 6080, 8488, 10610, 12160, 16976, 20159, 21220, 33952, 40318, 42440, 67904, 80636, 84880, 100795, 135808, 161272, 169760, 201590, 322544, 339520, 403180, 645088, 679040, 806360, 1290176, 1612720, 2580352, 3225440, 6450880, 12901760]

約数ペア:

[(1, 12901760), (2, 6450880), (4, 3225440), (5, 2580352), (8, 1612720), (10, 1290176), (16, 806360), (19, 679040), (20, 645088), (32, 403180), (38, 339520), (40, 322544), (64, 201590), (76, 169760), (80, 161272), (95, 135808), (128, 100795), (152, 84880), (160, 80636), (190, 67904), (304, 42440), (320, 40318), (380, 33952), (608, 21220), (640, 20159), (760, 16976), (1061, 12160), (1216, 10610), (1520, 8488), (2122, 6080), (2432, 5305), (3040, 4244)]