285256880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{187669}}^1$

素因数の和:187701

約数の個数: 40

約数和(自身を含む): 698132400

約数和(自身を除く): 412875520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 187669, 375338, 750676, 938345, 1501352, 1876690, 3002704, 3565711, 3753380, 7131422, 7506760, 14262844, 15013520, 17828555, 28525688, 35657110, 57051376, 71314220, 142628440, 285256880]

約数ペア:

[(1, 285256880), (2, 142628440), (4, 71314220), (5, 57051376), (8, 35657110), (10, 28525688), (16, 17828555), (19, 15013520), (20, 14262844), (38, 7506760), (40, 7131422), (76, 3753380), (80, 3565711), (95, 3002704), (152, 1876690), (190, 1501352), (304, 938345), (380, 750676), (760, 375338), (1520, 187669)]