20669130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1283}}^1$

素因数の和:1475

約数の個数: 48

約数和(自身を含む): 54082080

約数和(自身を除く): 33412950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 179, 358, 537, 895, 1074, 1283, 1611, 1790, 2566, 2685, 3222, 3849, 5370, 6415, 7698, 8055, 11547, 12830, 16110, 19245, 23094, 38490, 57735, 115470, 229657, 459314, 688971, 1148285, 1377942, 2066913, 2296570, 3444855, 4133826, 6889710, 10334565, 20669130]

約数ペア:

[(1, 20669130), (2, 10334565), (3, 6889710), (5, 4133826), (6, 3444855), (9, 2296570), (10, 2066913), (15, 1377942), (18, 1148285), (30, 688971), (45, 459314), (90, 229657), (179, 115470), (358, 57735), (537, 38490), (895, 23094), (1074, 19245), (1283, 16110), (1611, 12830), (1790, 11547), (2566, 8055), (2685, 7698), (3222, 6415), (3849, 5370)]