12525440

素因数分解:

$2^7\times 5^1\times {\mathrm{19571}}^1$

素因数の和:19590

約数の個数: 32

約数和(自身を含む): 29945160

約数和(自身を除く): 17419720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 19571, 39142, 78284, 97855, 156568, 195710, 313136, 391420, 626272, 782840, 1252544, 1565680, 2505088, 3131360, 6262720, 12525440]

約数ペア:

[(1, 12525440), (2, 6262720), (4, 3131360), (5, 2505088), (8, 1565680), (10, 1252544), (16, 782840), (20, 626272), (32, 391420), (40, 313136), (64, 195710), (80, 156568), (128, 97855), (160, 78284), (320, 39142), (640, 19571)]