29112760

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1871}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 65707200

約数和(自身を除く): 36594440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1871, 1945, 3112, 3742, 3890, 7484, 7780, 9355, 14968, 15560, 18710, 37420, 74840, 727819, 1455638, 2911276, 3639095, 5822552, 7278190, 14556380, 29112760]

約数ペア:

[(1, 29112760), (2, 14556380), (4, 7278190), (5, 5822552), (8, 3639095), (10, 2911276), (20, 1455638), (40, 727819), (389, 74840), (778, 37420), (1556, 18710), (1871, 15560), (1945, 14968), (3112, 9355), (3742, 7780), (3890, 7484)]