43720020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{80963}}^1$

素因数の和:80981

約数の個数: 48

約数和(自身を含む): 136019520

約数和(自身を除く): 92299500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 80963, 161926, 242889, 323852, 404815, 485778, 728667, 809630, 971556, 1214445, 1457334, 1619260, 2186001, 2428890, 2914668, 3643335, 4372002, 4857780, 7286670, 8744004, 10930005, 14573340, 21860010, 43720020]

約数ペア:

[(1, 43720020), (2, 21860010), (3, 14573340), (4, 10930005), (5, 8744004), (6, 7286670), (9, 4857780), (10, 4372002), (12, 3643335), (15, 2914668), (18, 2428890), (20, 2186001), (27, 1619260), (30, 1457334), (36, 1214445), (45, 971556), (54, 809630), (60, 728667), (90, 485778), (108, 404815), (135, 323852), (180, 242889), (270, 161926), (540, 80963)]