1864940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 4998672

約数和(自身を除く): 3133732

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 173, 196, 220, 245, 308, 346, 385, 490, 539, 692, 770, 865, 980, 1078, 1211, 1540, 1730, 1903, 2156, 2422, 2695, 3460, 3806, 4844, 5390, 6055, 7612, 8477, 9515, 10780, 12110, 13321, 16954, 19030, 24220, 26642, 33908, 38060, 42385, 53284, 66605, 84770, 93247, 133210, 169540, 186494, 266420, 372988, 466235, 932470, 1864940]

約数ペア:

[(1, 1864940), (2, 932470), (4, 466235), (5, 372988), (7, 266420), (10, 186494), (11, 169540), (14, 133210), (20, 93247), (22, 84770), (28, 66605), (35, 53284), (44, 42385), (49, 38060), (55, 33908), (70, 26642), (77, 24220), (98, 19030), (110, 16954), (140, 13321), (154, 12110), (173, 10780), (196, 9515), (220, 8477), (245, 7612), (308, 6055), (346, 5390), (385, 4844), (490, 3806), (539, 3460), (692, 2695), (770, 2422), (865, 2156), (980, 1903), (1078, 1730), (1211, 1540)]