1981952

素因数分解:

$2^9\times 7^2\times {\mathrm{79}}^1$

素因数の和:111

約数の個数: 60

約数和(自身を含む): 4664880

約数和(自身を除く): 2682928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 79, 98, 112, 128, 158, 196, 224, 256, 316, 392, 448, 512, 553, 632, 784, 896, 1106, 1264, 1568, 1792, 2212, 2528, 3136, 3584, 3871, 4424, 5056, 6272, 7742, 8848, 10112, 12544, 15484, 17696, 20224, 25088, 30968, 35392, 40448, 61936, 70784, 123872, 141568, 247744, 283136, 495488, 990976, 1981952]

約数ペア:

[(1, 1981952), (2, 990976), (4, 495488), (7, 283136), (8, 247744), (14, 141568), (16, 123872), (28, 70784), (32, 61936), (49, 40448), (56, 35392), (64, 30968), (79, 25088), (98, 20224), (112, 17696), (128, 15484), (158, 12544), (196, 10112), (224, 8848), (256, 7742), (316, 6272), (392, 5056), (448, 4424), (512, 3871), (553, 3584), (632, 3136), (784, 2528), (896, 2212), (1106, 1792), (1264, 1568)]