418840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 971280

約数和(自身を除く): 552440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 283, 296, 370, 566, 740, 1132, 1415, 1480, 2264, 2830, 5660, 10471, 11320, 20942, 41884, 52355, 83768, 104710, 209420, 418840]

約数ペア:

[(1, 418840), (2, 209420), (4, 104710), (5, 83768), (8, 52355), (10, 41884), (20, 20942), (37, 11320), (40, 10471), (74, 5660), (148, 2830), (185, 2264), (283, 1480), (296, 1415), (370, 1132), (566, 740)]