29521940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 71162112

約数和(自身を除く): 41640172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 487, 866, 974, 1732, 1948, 2165, 2435, 3031, 3409, 4330, 4870, 6062, 6818, 8660, 9740, 12124, 13636, 15155, 17045, 30310, 34090, 60620, 68180, 210871, 421742, 843484, 1054355, 1476097, 2108710, 2952194, 4217420, 5904388, 7380485, 14760970, 29521940]

約数ペア:

[(1, 29521940), (2, 14760970), (4, 7380485), (5, 5904388), (7, 4217420), (10, 2952194), (14, 2108710), (20, 1476097), (28, 1054355), (35, 843484), (70, 421742), (140, 210871), (433, 68180), (487, 60620), (866, 34090), (974, 30310), (1732, 17045), (1948, 15155), (2165, 13636), (2435, 12124), (3031, 9740), (3409, 8660), (4330, 6818), (4870, 6062)]