19473280

素因数分解:

$2^7\times 5^1\times {\mathrm{30427}}^1$

素因数の和:30446

約数の個数: 32

約数和(自身を含む): 46554840

約数和(自身を除く): 27081560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 30427, 60854, 121708, 152135, 243416, 304270, 486832, 608540, 973664, 1217080, 1947328, 2434160, 3894656, 4868320, 9736640, 19473280]

約数ペア:

[(1, 19473280), (2, 9736640), (4, 4868320), (5, 3894656), (8, 2434160), (10, 1947328), (16, 1217080), (20, 973664), (32, 608540), (40, 486832), (64, 304270), (80, 243416), (128, 152135), (160, 121708), (320, 60854), (640, 30427)]