1213156940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{6911}}^1$

素因数の和:7118

約数の個数: 48

約数和(自身を含む): 2605768704

約数和(自身を除く): 1392611764

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 524, 655, 670, 1310, 1340, 2620, 6911, 8777, 13822, 17554, 27644, 34555, 35108, 43885, 69110, 87770, 138220, 175540, 463037, 905341, 926074, 1810682, 1852148, 2315185, 3621364, 4526705, 4630370, 9053410, 9260740, 18106820, 60657847, 121315694, 242631388, 303289235, 606578470, 1213156940]

約数ペア:

[(1, 1213156940), (2, 606578470), (4, 303289235), (5, 242631388), (10, 121315694), (20, 60657847), (67, 18106820), (131, 9260740), (134, 9053410), (262, 4630370), (268, 4526705), (335, 3621364), (524, 2315185), (655, 1852148), (670, 1810682), (1310, 926074), (1340, 905341), (2620, 463037), (6911, 175540), (8777, 138220), (13822, 87770), (17554, 69110), (27644, 43885), (34555, 35108)]