320414770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{36787}}^1$

素因数の和:36874

約数の個数: 32

約数和(自身を含む): 630399168

約数和(自身を除く): 309984398

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 36787, 73574, 183935, 367870, 478231, 956462, 2391155, 2464729, 4782310, 4929458, 12323645, 24647290, 32041477, 64082954, 160207385, 320414770]

約数ペア:

[(1, 320414770), (2, 160207385), (5, 64082954), (10, 32041477), (13, 24647290), (26, 12323645), (65, 4929458), (67, 4782310), (130, 2464729), (134, 2391155), (335, 956462), (670, 478231), (871, 367870), (1742, 183935), (4355, 73574), (8710, 36787)]