166946680

素因数分解:

$2^3\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{2803}}^1$

素因数の和:4303

約数の個数: 32

約数和(自身を含む): 376016400

約数和(自身を除く): 209069720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1489, 2803, 2978, 5606, 5956, 7445, 11212, 11912, 14015, 14890, 22424, 28030, 29780, 56060, 59560, 112120, 4173667, 8347334, 16694668, 20868335, 33389336, 41736670, 83473340, 166946680]

約数ペア:

[(1, 166946680), (2, 83473340), (4, 41736670), (5, 33389336), (8, 20868335), (10, 16694668), (20, 8347334), (40, 4173667), (1489, 112120), (2803, 59560), (2978, 56060), (5606, 29780), (5956, 28030), (7445, 22424), (11212, 14890), (11912, 14015)]