404675680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{133117}}^1$

素因数の和:133151

約数の個数: 48

約数和(自身を含む): 1006372080

約数和(自身を除く): 601696400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 133117, 266234, 532468, 665585, 1064936, 1331170, 2129872, 2529223, 2662340, 4259744, 5058446, 5324680, 10116892, 10649360, 12646115, 20233784, 21298720, 25292230, 40467568, 50584460, 80935136, 101168920, 202337840, 404675680]

約数ペア:

[(1, 404675680), (2, 202337840), (4, 101168920), (5, 80935136), (8, 50584460), (10, 40467568), (16, 25292230), (19, 21298720), (20, 20233784), (32, 12646115), (38, 10649360), (40, 10116892), (76, 5324680), (80, 5058446), (95, 4259744), (152, 2662340), (160, 2529223), (190, 2129872), (304, 1331170), (380, 1064936), (608, 665585), (760, 532468), (1520, 266234), (3040, 133117)]