1340987030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 2602005120

約数和(自身を除く): 1261018090

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 263, 337, 445, 526, 674, 890, 1315, 1513, 1685, 2630, 3026, 3370, 4471, 5729, 7565, 8942, 11458, 15130, 22355, 23407, 28645, 29993, 44710, 46814, 57290, 59986, 88631, 117035, 149965, 177262, 234070, 299930, 397919, 443155, 509881, 795838, 886310, 1019762, 1506727, 1989595, 2549405, 3013454, 3979190, 5098810, 7533635, 7888159, 15067270, 15776318, 39440795, 78881590, 134098703, 268197406, 670493515, 1340987030]

約数ペア:

[(1, 1340987030), (2, 670493515), (5, 268197406), (10, 134098703), (17, 78881590), (34, 39440795), (85, 15776318), (89, 15067270), (170, 7888159), (178, 7533635), (263, 5098810), (337, 3979190), (445, 3013454), (526, 2549405), (674, 1989595), (890, 1506727), (1315, 1019762), (1513, 886310), (1685, 795838), (2630, 509881), (3026, 443155), (3370, 397919), (4471, 299930), (5729, 234070), (7565, 177262), (8942, 149965), (11458, 117035), (15130, 88631), (22355, 59986), (23407, 57290), (28645, 46814), (29993, 44710)]