200623720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{739}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 493905600

約数和(自身を除く): 293281880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 617, 739, 1234, 1478, 2468, 2956, 3085, 3695, 4936, 5912, 6170, 6787, 7390, 8129, 12340, 13574, 14780, 16258, 24680, 27148, 29560, 32516, 33935, 40645, 54296, 65032, 67870, 81290, 135740, 162580, 271480, 325160, 455963, 911926, 1823852, 2279815, 3647704, 4559630, 5015593, 9119260, 10031186, 18238520, 20062372, 25077965, 40124744, 50155930, 100311860, 200623720]

約数ペア:

[(1, 200623720), (2, 100311860), (4, 50155930), (5, 40124744), (8, 25077965), (10, 20062372), (11, 18238520), (20, 10031186), (22, 9119260), (40, 5015593), (44, 4559630), (55, 3647704), (88, 2279815), (110, 1823852), (220, 911926), (440, 455963), (617, 325160), (739, 271480), (1234, 162580), (1478, 135740), (2468, 81290), (2956, 67870), (3085, 65032), (3695, 54296), (4936, 40645), (5912, 33935), (6170, 32516), (6787, 29560), (7390, 27148), (8129, 24680), (12340, 16258), (13574, 14780)]