40695808

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 84127680

約数和(自身を除く): 43431872

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 641, 992, 1024, 1282, 1984, 2048, 2564, 3968, 5128, 7936, 10256, 15872, 19871, 20512, 31744, 39742, 41024, 63488, 79484, 82048, 158968, 164096, 317936, 328192, 635872, 656384, 1271744, 1312768, 2543488, 5086976, 10173952, 20347904, 40695808]

約数ペア:

[(1, 40695808), (2, 20347904), (4, 10173952), (8, 5086976), (16, 2543488), (31, 1312768), (32, 1271744), (62, 656384), (64, 635872), (124, 328192), (128, 317936), (248, 164096), (256, 158968), (496, 82048), (512, 79484), (641, 63488), (992, 41024), (1024, 39742), (1282, 31744), (1984, 20512), (2048, 19871), (2564, 15872), (3968, 10256), (5128, 7936)]