16503420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11959}}^1$

素因数の和:11994

約数の個数: 48

約数和(自身を含む): 48222720

約数和(自身を除く): 31719300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11959, 23918, 35877, 47836, 59795, 71754, 119590, 143508, 179385, 239180, 275057, 358770, 550114, 717540, 825171, 1100228, 1375285, 1650342, 2750570, 3300684, 4125855, 5501140, 8251710, 16503420]

約数ペア:

[(1, 16503420), (2, 8251710), (3, 5501140), (4, 4125855), (5, 3300684), (6, 2750570), (10, 1650342), (12, 1375285), (15, 1100228), (20, 825171), (23, 717540), (30, 550114), (46, 358770), (60, 275057), (69, 239180), (92, 179385), (115, 143508), (138, 119590), (230, 71754), (276, 59795), (345, 47836), (460, 35877), (690, 23918), (1380, 11959)]