15626660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 39391296

約数和(自身を除く): 23764636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 211, 230, 322, 422, 460, 529, 644, 805, 844, 1055, 1058, 1477, 1610, 2110, 2116, 2645, 2954, 3220, 3703, 4220, 4853, 5290, 5908, 7385, 7406, 9706, 10580, 14770, 14812, 18515, 19412, 24265, 29540, 33971, 37030, 48530, 67942, 74060, 97060, 111619, 135884, 169855, 223238, 339710, 446476, 558095, 679420, 781333, 1116190, 1562666, 2232380, 3125332, 3906665, 7813330, 15626660]

約数ペア:

[(1, 15626660), (2, 7813330), (4, 3906665), (5, 3125332), (7, 2232380), (10, 1562666), (14, 1116190), (20, 781333), (23, 679420), (28, 558095), (35, 446476), (46, 339710), (70, 223238), (92, 169855), (115, 135884), (140, 111619), (161, 97060), (211, 74060), (230, 67942), (322, 48530), (422, 37030), (460, 33971), (529, 29540), (644, 24265), (805, 19412), (844, 18515), (1055, 14812), (1058, 14770), (1477, 10580), (1610, 9706), (2110, 7406), (2116, 7385), (2645, 5908), (2954, 5290), (3220, 4853), (3703, 4220)]