73049420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{41039}}^1$

素因数の和:41137

約数の個数: 24

約数和(自身を含む): 155131200

約数和(自身を除く): 82081780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 41039, 82078, 164156, 205195, 410390, 820780, 3652471, 7304942, 14609884, 18262355, 36524710, 73049420]

約数ペア:

[(1, 73049420), (2, 36524710), (4, 18262355), (5, 14609884), (10, 7304942), (20, 3652471), (89, 820780), (178, 410390), (356, 205195), (445, 164156), (890, 82078), (1780, 41039)]