1715920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 4051080

約数和(自身を除く): 2335160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 241, 356, 445, 482, 712, 890, 964, 1205, 1424, 1780, 1928, 2410, 3560, 3856, 4820, 7120, 9640, 19280, 21449, 42898, 85796, 107245, 171592, 214490, 343184, 428980, 857960, 1715920]

約数ペア:

[(1, 1715920), (2, 857960), (4, 428980), (5, 343184), (8, 214490), (10, 171592), (16, 107245), (20, 85796), (40, 42898), (80, 21449), (89, 19280), (178, 9640), (241, 7120), (356, 4820), (445, 3856), (482, 3560), (712, 2410), (890, 1928), (964, 1780), (1205, 1424)]