203439440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{47981}}^1$

素因数の和:48047

約数の個数: 40

約数和(自身を含む): 481931208

約数和(自身を除く): 278491768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 47981, 95962, 191924, 239905, 383848, 479810, 767696, 959620, 1919240, 2542993, 3838480, 5085986, 10171972, 12714965, 20343944, 25429930, 40687888, 50859860, 101719720, 203439440]

約数ペア:

[(1, 203439440), (2, 101719720), (4, 50859860), (5, 40687888), (8, 25429930), (10, 20343944), (16, 12714965), (20, 10171972), (40, 5085986), (53, 3838480), (80, 2542993), (106, 1919240), (212, 959620), (265, 767696), (424, 479810), (530, 383848), (848, 239905), (1060, 191924), (2120, 95962), (4240, 47981)]