679040980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{1619}}^1$

素因数の和:2008

約数の個数: 48

約数和(自身を含む): 1452790080

約数和(自身を除く): 773749100

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 313, 335, 626, 670, 1252, 1340, 1565, 1619, 3130, 3238, 6260, 6476, 8095, 16190, 20971, 32380, 41942, 83884, 104855, 108473, 209710, 216946, 419420, 433892, 506747, 542365, 1013494, 1084730, 2026988, 2169460, 2533735, 5067470, 10134940, 33952049, 67904098, 135808196, 169760245, 339520490, 679040980]

約数ペア:

[(1, 679040980), (2, 339520490), (4, 169760245), (5, 135808196), (10, 67904098), (20, 33952049), (67, 10134940), (134, 5067470), (268, 2533735), (313, 2169460), (335, 2026988), (626, 1084730), (670, 1013494), (1252, 542365), (1340, 506747), (1565, 433892), (1619, 419420), (3130, 216946), (3238, 209710), (6260, 108473), (6476, 104855), (8095, 83884), (16190, 41942), (20971, 32380)]