307040

素因数分解:

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

素因数の和:135

約数の個数: 48

約数和(自身を含む): 771120

約数和(自身を除く): 464080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 101, 152, 160, 190, 202, 304, 380, 404, 505, 608, 760, 808, 1010, 1520, 1616, 1919, 2020, 3040, 3232, 3838, 4040, 7676, 8080, 9595, 15352, 16160, 19190, 30704, 38380, 61408, 76760, 153520, 307040]

約数ペア:

[(1, 307040), (2, 153520), (4, 76760), (5, 61408), (8, 38380), (10, 30704), (16, 19190), (19, 16160), (20, 15352), (32, 9595), (38, 8080), (40, 7676), (76, 4040), (80, 3838), (95, 3232), (101, 3040), (152, 2020), (160, 1919), (190, 1616), (202, 1520), (304, 1010), (380, 808), (404, 760), (505, 608)]