4098880

素因数分解:

$2^6\times 5^1\times {\mathrm{12809}}^1$

素因数の和:12826

約数の個数: 28

約数和(自身を含む): 9761220

約数和(自身を除く): 5662340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12809, 25618, 51236, 64045, 102472, 128090, 204944, 256180, 409888, 512360, 819776, 1024720, 2049440, 4098880]

約数ペア:

[(1, 4098880), (2, 2049440), (4, 1024720), (5, 819776), (8, 512360), (10, 409888), (16, 256180), (20, 204944), (32, 128090), (40, 102472), (64, 64045), (80, 51236), (160, 25618), (320, 12809)]