187400240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{32993}}^1$

素因数の和:33077

約数の個数: 40

約数和(自身を含む): 441855648

約数和(自身を除く): 254455408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 32993, 65986, 131972, 164965, 263944, 329930, 527888, 659860, 1319720, 2342503, 2639440, 4685006, 9370012, 11712515, 18740024, 23425030, 37480048, 46850060, 93700120, 187400240]

約数ペア:

[(1, 187400240), (2, 93700120), (4, 46850060), (5, 37480048), (8, 23425030), (10, 18740024), (16, 11712515), (20, 9370012), (40, 4685006), (71, 2639440), (80, 2342503), (142, 1319720), (284, 659860), (355, 527888), (568, 329930), (710, 263944), (1136, 164965), (1420, 131972), (2840, 65986), (5680, 32993)]