190012880

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18131}}^1$

素因数の和:18275

約数の個数: 40

約数和(自身を含む): 445176864

約数和(自身を除く): 255163984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 18131, 36262, 72524, 90655, 145048, 181310, 290096, 362620, 725240, 1450480, 2375161, 4750322, 9500644, 11875805, 19001288, 23751610, 38002576, 47503220, 95006440, 190012880]

約数ペア:

[(1, 190012880), (2, 95006440), (4, 47503220), (5, 38002576), (8, 23751610), (10, 19001288), (16, 11875805), (20, 9500644), (40, 4750322), (80, 2375161), (131, 1450480), (262, 725240), (524, 362620), (655, 290096), (1048, 181310), (1310, 145048), (2096, 90655), (2620, 72524), (5240, 36262), (10480, 18131)]