27419120

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3851}}^1$

素因数の和:3953

約数の個数: 40

約数和(自身を含む): 64482480

約数和(自身を除く): 37063360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 3851, 7120, 7702, 15404, 19255, 30808, 38510, 61616, 77020, 154040, 308080, 342739, 685478, 1370956, 1713695, 2741912, 3427390, 5483824, 6854780, 13709560, 27419120]

約数ペア:

[(1, 27419120), (2, 13709560), (4, 6854780), (5, 5483824), (8, 3427390), (10, 2741912), (16, 1713695), (20, 1370956), (40, 685478), (80, 342739), (89, 308080), (178, 154040), (356, 77020), (445, 61616), (712, 38510), (890, 30808), (1424, 19255), (1780, 15404), (3560, 7702), (3851, 7120)]