87282010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19973}}^1$

素因数の和:20022

約数の個数: 32

約数和(自身を含む): 172575360

約数和(自身を除く): 85293350

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 19973, 39946, 99865, 199730, 379487, 459379, 758974, 918758, 1897435, 2296895, 3794870, 4593790, 8728201, 17456402, 43641005, 87282010]

約数ペア:

[(1, 87282010), (2, 43641005), (5, 17456402), (10, 8728201), (19, 4593790), (23, 3794870), (38, 2296895), (46, 1897435), (95, 918758), (115, 758974), (190, 459379), (230, 379487), (437, 199730), (874, 99865), (2185, 39946), (4370, 19973)]