402019930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{2341}}^1$

素因数の和:3682

約数の個数: 32

約数和(自身を含む): 780223248

約数和(自身を除く): 378203318

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1321, 2341, 2642, 4682, 6605, 11705, 13210, 17173, 23410, 30433, 34346, 60866, 85865, 152165, 171730, 304330, 3092461, 6184922, 15462305, 30924610, 40201993, 80403986, 201009965, 402019930]

約数ペア:

[(1, 402019930), (2, 201009965), (5, 80403986), (10, 40201993), (13, 30924610), (26, 15462305), (65, 6184922), (130, 3092461), (1321, 304330), (2341, 171730), (2642, 152165), (4682, 85865), (6605, 60866), (11705, 34346), (13210, 30433), (17173, 23410)]