200505560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2711}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 462043440

約数和(自身を除く): 261537880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1849, 2711, 3698, 5422, 7396, 9245, 10844, 13555, 14792, 18490, 21688, 27110, 36980, 54220, 73960, 108440, 116573, 233146, 466292, 582865, 932584, 1165730, 2331460, 4662920, 5012639, 10025278, 20050556, 25063195, 40101112, 50126390, 100252780, 200505560]

約数ペア:

[(1, 200505560), (2, 100252780), (4, 50126390), (5, 40101112), (8, 25063195), (10, 20050556), (20, 10025278), (40, 5012639), (43, 4662920), (86, 2331460), (172, 1165730), (215, 932584), (344, 582865), (430, 466292), (860, 233146), (1720, 116573), (1849, 108440), (2711, 73960), (3698, 54220), (5422, 36980), (7396, 27110), (9245, 21688), (10844, 18490), (13555, 14792)]