1405630

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 2708640

約数和(自身を除く): 1303010

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 131, 145, 185, 262, 290, 370, 655, 1073, 1310, 2146, 3799, 4847, 5365, 7598, 9694, 10730, 18995, 24235, 37990, 48470, 140563, 281126, 702815, 1405630]

約数ペア:

[(1, 1405630), (2, 702815), (5, 281126), (10, 140563), (29, 48470), (37, 37990), (58, 24235), (74, 18995), (131, 10730), (145, 9694), (185, 7598), (262, 5365), (290, 4847), (370, 3799), (655, 2146), (1073, 1310)]