30808760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45307}}^1$

素因数の和:45335

約数の個数: 32

約数和(自身を含む): 73398960

約数和(自身を除く): 42590200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 45307, 90614, 181228, 226535, 362456, 453070, 770219, 906140, 1540438, 1812280, 3080876, 3851095, 6161752, 7702190, 15404380, 30808760]

約数ペア:

[(1, 30808760), (2, 15404380), (4, 7702190), (5, 6161752), (8, 3851095), (10, 3080876), (17, 1812280), (20, 1540438), (34, 906140), (40, 770219), (68, 453070), (85, 362456), (136, 226535), (170, 181228), (340, 90614), (680, 45307)]