7267960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 18947520

約数和(自身を除く): 11679560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 257, 280, 404, 505, 514, 707, 808, 1010, 1028, 1285, 1414, 1799, 2020, 2056, 2570, 2828, 3535, 3598, 4040, 5140, 5656, 7070, 7196, 8995, 10280, 14140, 14392, 17990, 25957, 28280, 35980, 51914, 71960, 103828, 129785, 181699, 207656, 259570, 363398, 519140, 726796, 908495, 1038280, 1453592, 1816990, 3633980, 7267960]

約数ペア:

[(1, 7267960), (2, 3633980), (4, 1816990), (5, 1453592), (7, 1038280), (8, 908495), (10, 726796), (14, 519140), (20, 363398), (28, 259570), (35, 207656), (40, 181699), (56, 129785), (70, 103828), (101, 71960), (140, 51914), (202, 35980), (257, 28280), (280, 25957), (404, 17990), (505, 14392), (514, 14140), (707, 10280), (808, 8995), (1010, 7196), (1028, 7070), (1285, 5656), (1414, 5140), (1799, 4040), (2020, 3598), (2056, 3535), (2570, 2828)]