1340808496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 2815132320

約数和(自身を除く): 1474323824

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 97, 136, 178, 194, 272, 356, 388, 571, 712, 776, 1142, 1424, 1513, 1552, 1649, 2284, 3026, 3298, 4568, 6052, 6596, 8633, 9136, 9707, 12104, 13192, 17266, 19414, 24208, 26384, 34532, 38828, 50819, 55387, 69064, 77656, 101638, 110774, 138128, 146761, 155312, 203276, 221548, 293522, 406552, 443096, 587044, 813104, 863923, 886192, 941579, 1174088, 1727846, 1883158, 2348176, 3455692, 3766316, 4929443, 6911384, 7532632, 9858886, 13822768, 15065264, 19717772, 39435544, 78871088, 83800531, 167601062, 335202124, 670404248, 1340808496]

約数ペア:

[(1, 1340808496), (2, 670404248), (4, 335202124), (8, 167601062), (16, 83800531), (17, 78871088), (34, 39435544), (68, 19717772), (89, 15065264), (97, 13822768), (136, 9858886), (178, 7532632), (194, 6911384), (272, 4929443), (356, 3766316), (388, 3455692), (571, 2348176), (712, 1883158), (776, 1727846), (1142, 1174088), (1424, 941579), (1513, 886192), (1552, 863923), (1649, 813104), (2284, 587044), (3026, 443096), (3298, 406552), (4568, 293522), (6052, 221548), (6596, 203276), (8633, 155312), (9136, 146761), (9707, 138128), (12104, 110774), (13192, 101638), (17266, 77656), (19414, 69064), (24208, 55387), (26384, 50819), (34532, 38828)]