247607860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{331}}^2$

素因数の和:784

約数の個数: 36

約数和(自身を含む): 526167684

約数和(自身を除く): 278559824

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 331, 452, 565, 662, 1130, 1324, 1655, 2260, 3310, 6620, 37403, 74806, 109561, 149612, 187015, 219122, 374030, 438244, 547805, 748060, 1095610, 2191220, 12380393, 24760786, 49521572, 61901965, 123803930, 247607860]

約数ペア:

[(1, 247607860), (2, 123803930), (4, 61901965), (5, 49521572), (10, 24760786), (20, 12380393), (113, 2191220), (226, 1095610), (331, 748060), (452, 547805), (565, 438244), (662, 374030), (1130, 219122), (1324, 187015), (1655, 149612), (2260, 109561), (3310, 74806), (6620, 37403)]