1965643120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{25621}}^1$

素因数の和:25778

約数の個数: 80

約数和(自身を含む): 5261323968

約数和(自身を除く): 3295680848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2740, 3836, 4795, 5480, 7672, 9590, 10960, 15344, 19180, 25621, 38360, 51242, 76720, 102484, 128105, 179347, 204968, 256210, 358694, 409936, 512420, 717388, 896735, 1024840, 1434776, 1793470, 2049680, 2869552, 3510077, 3586940, 7020154, 7173880, 14040308, 14347760, 17550385, 24570539, 28080616, 35100770, 49141078, 56161232, 70201540, 98282156, 122852695, 140403080, 196564312, 245705390, 280806160, 393128624, 491410780, 982821560, 1965643120]

約数ペア:

[(1, 1965643120), (2, 982821560), (4, 491410780), (5, 393128624), (7, 280806160), (8, 245705390), (10, 196564312), (14, 140403080), (16, 122852695), (20, 98282156), (28, 70201540), (35, 56161232), (40, 49141078), (56, 35100770), (70, 28080616), (80, 24570539), (112, 17550385), (137, 14347760), (140, 14040308), (274, 7173880), (280, 7020154), (548, 3586940), (560, 3510077), (685, 2869552), (959, 2049680), (1096, 1793470), (1370, 1434776), (1918, 1024840), (2192, 896735), (2740, 717388), (3836, 512420), (4795, 409936), (5480, 358694), (7672, 256210), (9590, 204968), (10960, 179347), (15344, 128105), (19180, 102484), (25621, 76720), (38360, 51242)]