8131970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 10530430

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 59, 70, 77, 110, 118, 154, 179, 295, 358, 385, 413, 590, 649, 770, 826, 895, 1253, 1298, 1790, 1969, 2065, 2506, 3245, 3938, 4130, 4543, 6265, 6490, 9086, 9845, 10561, 12530, 13783, 19690, 21122, 22715, 27566, 45430, 52805, 68915, 73927, 105610, 116171, 137830, 147854, 232342, 369635, 580855, 739270, 813197, 1161710, 1626394, 4065985, 8131970]

約数ペア:

[(1, 8131970), (2, 4065985), (5, 1626394), (7, 1161710), (10, 813197), (11, 739270), (14, 580855), (22, 369635), (35, 232342), (55, 147854), (59, 137830), (70, 116171), (77, 105610), (110, 73927), (118, 68915), (154, 52805), (179, 45430), (295, 27566), (358, 22715), (385, 21122), (413, 19690), (590, 13783), (649, 12530), (770, 10561), (826, 9845), (895, 9086), (1253, 6490), (1298, 6265), (1790, 4543), (1969, 4130), (2065, 3938), (2506, 3245)]