219037240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{41801}}^1$

素因数の和:41943

約数の個数: 32

約数和(自身を含む): 496607760

約数和(自身を除く): 277570520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 41801, 83602, 167204, 209005, 334408, 418010, 836020, 1672040, 5475931, 10951862, 21903724, 27379655, 43807448, 54759310, 109518620, 219037240]

約数ペア:

[(1, 219037240), (2, 109518620), (4, 54759310), (5, 43807448), (8, 27379655), (10, 21903724), (20, 10951862), (40, 5475931), (131, 1672040), (262, 836020), (524, 418010), (655, 334408), (1048, 209005), (1310, 167204), (2620, 83602), (5240, 41801)]