8673880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 20930400

約数和(自身を除く): 12256520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 113, 152, 190, 202, 226, 380, 404, 452, 505, 565, 760, 808, 904, 1010, 1130, 1919, 2020, 2147, 2260, 3838, 4040, 4294, 4520, 7676, 8588, 9595, 10735, 11413, 15352, 17176, 19190, 21470, 22826, 38380, 42940, 45652, 57065, 76760, 85880, 91304, 114130, 216847, 228260, 433694, 456520, 867388, 1084235, 1734776, 2168470, 4336940, 8673880]

約数ペア:

[(1, 8673880), (2, 4336940), (4, 2168470), (5, 1734776), (8, 1084235), (10, 867388), (19, 456520), (20, 433694), (38, 228260), (40, 216847), (76, 114130), (95, 91304), (101, 85880), (113, 76760), (152, 57065), (190, 45652), (202, 42940), (226, 38380), (380, 22826), (404, 21470), (452, 19190), (505, 17176), (565, 15352), (760, 11413), (808, 10735), (904, 9595), (1010, 8588), (1130, 7676), (1919, 4520), (2020, 4294), (2147, 4040), (2260, 3838)]