2546340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 7564032

約数和(自身を除く): 5017692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 37, 60, 62, 74, 93, 111, 124, 148, 155, 185, 186, 222, 310, 370, 372, 444, 465, 555, 620, 740, 930, 1110, 1147, 1369, 1860, 2220, 2294, 2738, 3441, 4107, 4588, 5476, 5735, 6845, 6882, 8214, 11470, 13690, 13764, 16428, 17205, 20535, 22940, 27380, 34410, 41070, 42439, 68820, 82140, 84878, 127317, 169756, 212195, 254634, 424390, 509268, 636585, 848780, 1273170, 2546340]

約数ペア:

[(1, 2546340), (2, 1273170), (3, 848780), (4, 636585), (5, 509268), (6, 424390), (10, 254634), (12, 212195), (15, 169756), (20, 127317), (30, 84878), (31, 82140), (37, 68820), (60, 42439), (62, 41070), (74, 34410), (93, 27380), (111, 22940), (124, 20535), (148, 17205), (155, 16428), (185, 13764), (186, 13690), (222, 11470), (310, 8214), (370, 6882), (372, 6845), (444, 5735), (465, 5476), (555, 4588), (620, 4107), (740, 3441), (930, 2738), (1110, 2294), (1147, 2220), (1369, 1860)]