9503420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 21319200

約数和(自身を除く): 11815780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 281, 356, 380, 445, 562, 890, 1124, 1405, 1691, 1780, 2810, 3382, 5339, 5620, 6764, 8455, 10678, 16910, 21356, 25009, 26695, 33820, 50018, 53390, 100036, 106780, 125045, 250090, 475171, 500180, 950342, 1900684, 2375855, 4751710, 9503420]

約数ペア:

[(1, 9503420), (2, 4751710), (4, 2375855), (5, 1900684), (10, 950342), (19, 500180), (20, 475171), (38, 250090), (76, 125045), (89, 106780), (95, 100036), (178, 53390), (190, 50018), (281, 33820), (356, 26695), (380, 25009), (445, 21356), (562, 16910), (890, 10678), (1124, 8455), (1405, 6764), (1691, 5620), (1780, 5339), (2810, 3382)]