392305280

素因数分解:

$2^7\times 5^1\times {\mathrm{612977}}^1$

素因数の和:612996

約数の個数: 32

約数和(自身を含む): 937856340

約数和(自身を除く): 545551060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 612977, 1225954, 2451908, 3064885, 4903816, 6129770, 9807632, 12259540, 19615264, 24519080, 39230528, 49038160, 78461056, 98076320, 196152640, 392305280]

約数ペア:

[(1, 392305280), (2, 196152640), (4, 98076320), (5, 78461056), (8, 49038160), (10, 39230528), (16, 24519080), (20, 19615264), (32, 12259540), (40, 9807632), (64, 6129770), (80, 4903816), (128, 3064885), (160, 2451908), (320, 1225954), (640, 612977)]