1720347870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1\times {\mathrm{1291}}^1$

素因数の和:2377

約数の個数: 64

約数和(自身を含む): 4232219904

約数和(自身を除く): 2511872034

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1033, 1290, 1291, 2066, 2582, 3099, 3873, 5165, 6198, 6455, 7746, 10330, 12910, 15495, 19365, 30990, 38730, 44419, 55513, 88838, 111026, 133257, 166539, 222095, 266514, 277565, 333078, 444190, 555130, 666285, 832695, 1332570, 1333603, 1665390, 2667206, 4000809, 6668015, 8001618, 13336030, 20004045, 40008090, 57344929, 114689858, 172034787, 286724645, 344069574, 573449290, 860173935, 1720347870]

約数ペア:

[(1, 1720347870), (2, 860173935), (3, 573449290), (5, 344069574), (6, 286724645), (10, 172034787), (15, 114689858), (30, 57344929), (43, 40008090), (86, 20004045), (129, 13336030), (215, 8001618), (258, 6668015), (430, 4000809), (645, 2667206), (1033, 1665390), (1290, 1333603), (1291, 1332570), (2066, 832695), (2582, 666285), (3099, 555130), (3873, 444190), (5165, 333078), (6198, 277565), (6455, 266514), (7746, 222095), (10330, 166539), (12910, 133257), (15495, 111026), (19365, 88838), (30990, 55513), (38730, 44419)]