31297040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5839}}^1$

素因数の和:5919

約数の個数: 40

約数和(自身を含む): 73864320

約数和(自身を除く): 42567280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 5839, 11678, 23356, 29195, 46712, 58390, 93424, 116780, 233560, 391213, 467120, 782426, 1564852, 1956065, 3129704, 3912130, 6259408, 7824260, 15648520, 31297040]

約数ペア:

[(1, 31297040), (2, 15648520), (4, 7824260), (5, 6259408), (8, 3912130), (10, 3129704), (16, 1956065), (20, 1564852), (40, 782426), (67, 467120), (80, 391213), (134, 233560), (268, 116780), (335, 93424), (536, 58390), (670, 46712), (1072, 29195), (1340, 23356), (2680, 11678), (5360, 5839)]