19251240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1171}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 58224960

約数和(自身を除く): 38973720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1171, 1370, 1644, 2055, 2342, 2740, 3288, 3513, 4110, 4684, 5480, 5855, 7026, 8220, 9368, 11710, 14052, 16440, 17565, 23420, 28104, 35130, 46840, 70260, 140520, 160427, 320854, 481281, 641708, 802135, 962562, 1283416, 1604270, 1925124, 2406405, 3208540, 3850248, 4812810, 6417080, 9625620, 19251240]

約数ペア:

[(1, 19251240), (2, 9625620), (3, 6417080), (4, 4812810), (5, 3850248), (6, 3208540), (8, 2406405), (10, 1925124), (12, 1604270), (15, 1283416), (20, 962562), (24, 802135), (30, 641708), (40, 481281), (60, 320854), (120, 160427), (137, 140520), (274, 70260), (411, 46840), (548, 35130), (685, 28104), (822, 23420), (1096, 17565), (1171, 16440), (1370, 14052), (1644, 11710), (2055, 9368), (2342, 8220), (2740, 7026), (3288, 5855), (3513, 5480), (4110, 4684)]