1171940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{761}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 3072384

約数和(自身を除く): 1900444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 761, 770, 1522, 1540, 3044, 3805, 5327, 7610, 8371, 10654, 15220, 16742, 21308, 26635, 33484, 41855, 53270, 58597, 83710, 106540, 117194, 167420, 234388, 292985, 585970, 1171940]

約数ペア:

[(1, 1171940), (2, 585970), (4, 292985), (5, 234388), (7, 167420), (10, 117194), (11, 106540), (14, 83710), (20, 58597), (22, 53270), (28, 41855), (35, 33484), (44, 26635), (55, 21308), (70, 16742), (77, 15220), (110, 10654), (140, 8371), (154, 7610), (220, 5327), (308, 3805), (385, 3044), (761, 1540), (770, 1522)]