21474880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9587}}^1$

素因数の和:9611

約数の個数: 56

約数和(自身を含む): 58448448

約数和(自身を除く): 36973568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9587, 19174, 38348, 47935, 67109, 76696, 95870, 134218, 153392, 191740, 268436, 306784, 335545, 383480, 536872, 613568, 671090, 766960, 1073744, 1342180, 1533920, 2147488, 2684360, 3067840, 4294976, 5368720, 10737440, 21474880]

約数ペア:

[(1, 21474880), (2, 10737440), (4, 5368720), (5, 4294976), (7, 3067840), (8, 2684360), (10, 2147488), (14, 1533920), (16, 1342180), (20, 1073744), (28, 766960), (32, 671090), (35, 613568), (40, 536872), (56, 383480), (64, 335545), (70, 306784), (80, 268436), (112, 191740), (140, 153392), (160, 134218), (224, 95870), (280, 76696), (320, 67109), (448, 47935), (560, 38348), (1120, 19174), (2240, 9587)]