40984640

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:835

約数の個数: 56

約数和(自身を含む): 98218752

約数和(自身を除く): 57234112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 607, 844, 1055, 1214, 1688, 2110, 2428, 3035, 3376, 4220, 4856, 6070, 6752, 8440, 9712, 12140, 13504, 16880, 19424, 24280, 33760, 38848, 48560, 67520, 97120, 128077, 194240, 256154, 512308, 640385, 1024616, 1280770, 2049232, 2561540, 4098464, 5123080, 8196928, 10246160, 20492320, 40984640]

約数ペア:

[(1, 40984640), (2, 20492320), (4, 10246160), (5, 8196928), (8, 5123080), (10, 4098464), (16, 2561540), (20, 2049232), (32, 1280770), (40, 1024616), (64, 640385), (80, 512308), (160, 256154), (211, 194240), (320, 128077), (422, 97120), (607, 67520), (844, 48560), (1055, 38848), (1214, 33760), (1688, 24280), (2110, 19424), (2428, 16880), (3035, 13504), (3376, 12140), (4220, 9712), (4856, 8440), (6070, 6752)]