1385191580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{7247}}^1$

素因数の和:7778

約数の個数: 48

約数和(自身を含む): 3068513280

約数和(自身を除く): 1683321700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 503, 1006, 2012, 2515, 5030, 7247, 9557, 10060, 14494, 19114, 28988, 36235, 38228, 47785, 72470, 95570, 137693, 144940, 191140, 275386, 550772, 688465, 1376930, 2753860, 3645241, 7290482, 14580964, 18226205, 36452410, 69259579, 72904820, 138519158, 277038316, 346297895, 692595790, 1385191580]

約数ペア:

[(1, 1385191580), (2, 692595790), (4, 346297895), (5, 277038316), (10, 138519158), (19, 72904820), (20, 69259579), (38, 36452410), (76, 18226205), (95, 14580964), (190, 7290482), (380, 3645241), (503, 2753860), (1006, 1376930), (2012, 688465), (2515, 550772), (5030, 275386), (7247, 191140), (9557, 144940), (10060, 137693), (14494, 95570), (19114, 72470), (28988, 47785), (36235, 38228)]