24749720

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1543}}^1$

素因数の和:1955

約数の個数: 32

約数和(自身を含む): 55861920

約数和(自身を除く): 31112200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1543, 1604, 2005, 3086, 3208, 4010, 6172, 7715, 8020, 12344, 15430, 16040, 30860, 61720, 618743, 1237486, 2474972, 3093715, 4949944, 6187430, 12374860, 24749720]

約数ペア:

[(1, 24749720), (2, 12374860), (4, 6187430), (5, 4949944), (8, 3093715), (10, 2474972), (20, 1237486), (40, 618743), (401, 61720), (802, 30860), (1543, 16040), (1604, 15430), (2005, 12344), (3086, 8020), (3208, 7715), (4010, 6172)]