1585220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 4181184

約数和(自身を除く): 2595964

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 130, 134, 140, 169, 182, 260, 268, 335, 338, 364, 455, 469, 670, 676, 845, 871, 910, 938, 1183, 1340, 1690, 1742, 1820, 1876, 2345, 2366, 3380, 3484, 4355, 4690, 4732, 5915, 6097, 8710, 9380, 11323, 11830, 12194, 17420, 22646, 23660, 24388, 30485, 45292, 56615, 60970, 79261, 113230, 121940, 158522, 226460, 317044, 396305, 792610, 1585220]

約数ペア:

[(1, 1585220), (2, 792610), (4, 396305), (5, 317044), (7, 226460), (10, 158522), (13, 121940), (14, 113230), (20, 79261), (26, 60970), (28, 56615), (35, 45292), (52, 30485), (65, 24388), (67, 23660), (70, 22646), (91, 17420), (130, 12194), (134, 11830), (140, 11323), (169, 9380), (182, 8710), (260, 6097), (268, 5915), (335, 4732), (338, 4690), (364, 4355), (455, 3484), (469, 3380), (670, 2366), (676, 2345), (845, 1876), (871, 1820), (910, 1742), (938, 1690), (1183, 1340)]