42048940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23623}}^1$

素因数の和:23721

約数の個数: 24

約数和(自身を含む): 89298720

約数和(自身を除く): 47249780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 23623, 47246, 94492, 118115, 236230, 472460, 2102447, 4204894, 8409788, 10512235, 21024470, 42048940]

約数ペア:

[(1, 42048940), (2, 21024470), (4, 10512235), (5, 8409788), (10, 4204894), (20, 2102447), (89, 472460), (178, 236230), (356, 118115), (445, 94492), (890, 47246), (1780, 23623)]