547479940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{6277}}^1$

素因数の和:6389

約数の個数: 72

約数和(自身を含む): 1352657880

約数和(自身を除く): 805177940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 890, 980, 1246, 1780, 2492, 3115, 4361, 6230, 6277, 8722, 12460, 12554, 17444, 21805, 25108, 31385, 43610, 43939, 62770, 87220, 87878, 125540, 175756, 219695, 307573, 439390, 558653, 615146, 878780, 1117306, 1230292, 1537865, 2234612, 2793265, 3075730, 3910571, 5586530, 6151460, 7821142, 11173060, 15642284, 19552855, 27373997, 39105710, 54747994, 78211420, 109495988, 136869985, 273739970, 547479940]

約数ペア:

[(1, 547479940), (2, 273739970), (4, 136869985), (5, 109495988), (7, 78211420), (10, 54747994), (14, 39105710), (20, 27373997), (28, 19552855), (35, 15642284), (49, 11173060), (70, 7821142), (89, 6151460), (98, 5586530), (140, 3910571), (178, 3075730), (196, 2793265), (245, 2234612), (356, 1537865), (445, 1230292), (490, 1117306), (623, 878780), (890, 615146), (980, 558653), (1246, 439390), (1780, 307573), (2492, 219695), (3115, 175756), (4361, 125540), (6230, 87878), (6277, 87220), (8722, 62770), (12460, 43939), (12554, 43610), (17444, 31385), (21805, 25108)]