4528840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 11016000

約数和(自身を除く): 6487160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 101, 118, 152, 190, 202, 236, 295, 380, 404, 472, 505, 590, 760, 808, 1010, 1121, 1180, 1919, 2020, 2242, 2360, 3838, 4040, 4484, 5605, 5959, 7676, 8968, 9595, 11210, 11918, 15352, 19190, 22420, 23836, 29795, 38380, 44840, 47672, 59590, 76760, 113221, 119180, 226442, 238360, 452884, 566105, 905768, 1132210, 2264420, 4528840]

約数ペア:

[(1, 4528840), (2, 2264420), (4, 1132210), (5, 905768), (8, 566105), (10, 452884), (19, 238360), (20, 226442), (38, 119180), (40, 113221), (59, 76760), (76, 59590), (95, 47672), (101, 44840), (118, 38380), (152, 29795), (190, 23836), (202, 22420), (236, 19190), (295, 15352), (380, 11918), (404, 11210), (472, 9595), (505, 8968), (590, 7676), (760, 5959), (808, 5605), (1010, 4484), (1121, 4040), (1180, 3838), (1919, 2360), (2020, 2242)]