20991335160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{174927793}}^1$

素因数の和:174927807

約数の個数: 32

約数和(自身を含む): 62974005840

約数和(自身を除く): 41982670680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 174927793, 349855586, 524783379, 699711172, 874638965, 1049566758, 1399422344, 1749277930, 2099133516, 2623916895, 3498555860, 4198267032, 5247833790, 6997111720, 10495667580, 20991335160]

約数ペア:

[(1, 20991335160), (2, 10495667580), (3, 6997111720), (4, 5247833790), (5, 4198267032), (6, 3498555860), (8, 2623916895), (10, 2099133516), (12, 1749277930), (15, 1399422344), (20, 1049566758), (24, 874638965), (30, 699711172), (40, 524783379), (60, 349855586), (120, 174927793)]