15690880

素因数分解:

$2^7\times 5^1\times {\mathrm{24517}}^1$

素因数の和:24536

約数の個数: 32

約数和(自身を含む): 37512540

約数和(自身を除く): 21821660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 24517, 49034, 98068, 122585, 196136, 245170, 392272, 490340, 784544, 980680, 1569088, 1961360, 3138176, 3922720, 7845440, 15690880]

約数ペア:

[(1, 15690880), (2, 7845440), (4, 3922720), (5, 3138176), (8, 1961360), (10, 1569088), (16, 980680), (20, 784544), (32, 490340), (40, 392272), (64, 245170), (80, 196136), (128, 122585), (160, 98068), (320, 49034), (640, 24517)]