19227540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13933}}^1$

素因数の和:13968

約数の個数: 48

約数和(自身を含む): 56181888

約数和(自身を除く): 36954348

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, 13933, 27866, 41799, 55732, 69665, 83598, 139330, 167196, 208995, 278660, 320459, 417990, 640918, 835980, 961377, 1281836, 1602295, 1922754, 3204590, 3845508, 4806885, 6409180, 9613770, 19227540]

約数ペア:

[(1, 19227540), (2, 9613770), (3, 6409180), (4, 4806885), (5, 3845508), (6, 3204590), (10, 1922754), (12, 1602295), (15, 1281836), (20, 961377), (23, 835980), (30, 640918), (46, 417990), (60, 320459), (69, 278660), (92, 208995), (115, 167196), (138, 139330), (230, 83598), (276, 69665), (345, 55732), (460, 41799), (690, 27866), (1380, 13933)]