1493420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 3175200

約数和(自身を除く): 1681780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 839, 890, 1678, 1780, 3356, 4195, 8390, 16780, 74671, 149342, 298684, 373355, 746710, 1493420]

約数ペア:

[(1, 1493420), (2, 746710), (4, 373355), (5, 298684), (10, 149342), (20, 74671), (89, 16780), (178, 8390), (356, 4195), (445, 3356), (839, 1780), (890, 1678)]