196146560

素因数分解:

$2^7\times 5^1\times {\mathrm{306479}}^1$

素因数の和:306498

約数の個数: 32

約数和(自身を含む): 468914400

約数和(自身を除く): 272767840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 306479, 612958, 1225916, 1532395, 2451832, 3064790, 4903664, 6129580, 9807328, 12259160, 19614656, 24518320, 39229312, 49036640, 98073280, 196146560]

約数ペア:

[(1, 196146560), (2, 98073280), (4, 49036640), (5, 39229312), (8, 24518320), (10, 19614656), (16, 12259160), (20, 9807328), (32, 6129580), (40, 4903664), (64, 3064790), (80, 2451832), (128, 1532395), (160, 1225916), (320, 612958), (640, 306479)]