740508880

素因数分解:

$2^4\times 5^1\times {\mathrm{9256361}}^1$

素因数の和:9256374

約数の個数: 20

約数和(自身を含む): 1721683332

約数和(自身を除く): 981174452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9256361, 18512722, 37025444, 46281805, 74050888, 92563610, 148101776, 185127220, 370254440, 740508880]

約数ペア:

[(1, 740508880), (2, 370254440), (4, 185127220), (5, 148101776), (8, 92563610), (10, 74050888), (16, 46281805), (20, 37025444), (40, 18512722), (80, 9256361)]