28796480

素因数分解:

$2^6\times 5^1\times {\mathrm{89989}}^1$

素因数の和:90006

約数の個数: 28

約数和(自身を含む): 68572380

約数和(自身を除く): 39775900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 89989, 179978, 359956, 449945, 719912, 899890, 1439824, 1799780, 2879648, 3599560, 5759296, 7199120, 14398240, 28796480]

約数ペア:

[(1, 28796480), (2, 14398240), (4, 7199120), (5, 5759296), (8, 3599560), (10, 2879648), (16, 1799780), (20, 1439824), (32, 899890), (40, 719912), (64, 449945), (80, 359956), (160, 179978), (320, 89989)]