84784280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{302801}}^1$

素因数の和:302819

約数の個数: 32

約数和(自身を含む): 218017440

約数和(自身を除く): 133233160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 302801, 605602, 1211204, 1514005, 2119607, 2422408, 3028010, 4239214, 6056020, 8478428, 10598035, 12112040, 16956856, 21196070, 42392140, 84784280]

約数ペア:

[(1, 84784280), (2, 42392140), (4, 21196070), (5, 16956856), (7, 12112040), (8, 10598035), (10, 8478428), (14, 6056020), (20, 4239214), (28, 3028010), (35, 2422408), (40, 2119607), (56, 1514005), (70, 1211204), (140, 605602), (280, 302801)]