1036203440

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 2447388000

約数和(自身を除く): 1411184560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 257, 404, 499, 505, 514, 808, 998, 1010, 1028, 1285, 1616, 1996, 2020, 2056, 2495, 2570, 3992, 4040, 4112, 4990, 5140, 7984, 8080, 9980, 10280, 19960, 20560, 25957, 39920, 50399, 51914, 100798, 103828, 128243, 129785, 201596, 207656, 251995, 256486, 259570, 403192, 415312, 503990, 512972, 519140, 641215, 806384, 1007980, 1025944, 1038280, 1282430, 2015960, 2051888, 2076560, 2564860, 4031920, 5129720, 10259440, 12952543, 25905086, 51810172, 64762715, 103620344, 129525430, 207240688, 259050860, 518101720, 1036203440]

約数ペア:

[(1, 1036203440), (2, 518101720), (4, 259050860), (5, 207240688), (8, 129525430), (10, 103620344), (16, 64762715), (20, 51810172), (40, 25905086), (80, 12952543), (101, 10259440), (202, 5129720), (257, 4031920), (404, 2564860), (499, 2076560), (505, 2051888), (514, 2015960), (808, 1282430), (998, 1038280), (1010, 1025944), (1028, 1007980), (1285, 806384), (1616, 641215), (1996, 519140), (2020, 512972), (2056, 503990), (2495, 415312), (2570, 403192), (3992, 259570), (4040, 256486), (4112, 251995), (4990, 207656), (5140, 201596), (7984, 129785), (8080, 128243), (9980, 103828), (10280, 100798), (19960, 51914), (20560, 50399), (25957, 39920)]