349968401920

素因数分解:

$2^9\times 5^1\times {\mathrm{136706407}}^1$

素因数の和:136706430

約数の個数: 40

約数和(自身を含む): 839103932304

約数和(自身を除く): 489135530384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 136706407, 273412814, 546825628, 683532035, 1093651256, 1367064070, 2187302512, 2734128140, 4374605024, 5468256280, 8749210048, 10936512560, 17498420096, 21873025120, 34996840192, 43746050240, 69993680384, 87492100480, 174984200960, 349968401920]

約数ペア:

[(1, 349968401920), (2, 174984200960), (4, 87492100480), (5, 69993680384), (8, 43746050240), (10, 34996840192), (16, 21873025120), (20, 17498420096), (32, 10936512560), (40, 8749210048), (64, 5468256280), (80, 4374605024), (128, 2734128140), (160, 2187302512), (256, 1367064070), (320, 1093651256), (512, 683532035), (640, 546825628), (1280, 273412814), (2560, 136706407)]