8246420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 22353408

約数和(自身を除く): 14106988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 197, 230, 260, 299, 322, 364, 394, 455, 460, 598, 644, 788, 805, 910, 985, 1196, 1379, 1495, 1610, 1820, 1970, 2093, 2561, 2758, 2990, 3220, 3940, 4186, 4531, 5122, 5516, 5980, 6895, 8372, 9062, 10244, 10465, 12805, 13790, 17927, 18124, 20930, 22655, 25610, 27580, 31717, 35854, 41860, 45310, 51220, 58903, 63434, 71708, 89635, 90620, 117806, 126868, 158585, 179270, 235612, 294515, 317170, 358540, 412321, 589030, 634340, 824642, 1178060, 1649284, 2061605, 4123210, 8246420]

約数ペア:

[(1, 8246420), (2, 4123210), (4, 2061605), (5, 1649284), (7, 1178060), (10, 824642), (13, 634340), (14, 589030), (20, 412321), (23, 358540), (26, 317170), (28, 294515), (35, 235612), (46, 179270), (52, 158585), (65, 126868), (70, 117806), (91, 90620), (92, 89635), (115, 71708), (130, 63434), (140, 58903), (161, 51220), (182, 45310), (197, 41860), (230, 35854), (260, 31717), (299, 27580), (322, 25610), (364, 22655), (394, 20930), (455, 18124), (460, 17927), (598, 13790), (644, 12805), (788, 10465), (805, 10244), (910, 9062), (985, 8372), (1196, 6895), (1379, 5980), (1495, 5516), (1610, 5122), (1820, 4531), (1970, 4186), (2093, 3940), (2561, 3220), (2758, 2990)]