29921960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39371}}^1$

素因数の和:39401

約数の個数: 32

約数和(自身を含む): 70869600

約数和(自身を除く): 40947640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 39371, 78742, 157484, 196855, 314968, 393710, 748049, 787420, 1496098, 1574840, 2992196, 3740245, 5984392, 7480490, 14960980, 29921960]

約数ペア:

[(1, 29921960), (2, 14960980), (4, 7480490), (5, 5984392), (8, 3740245), (10, 2992196), (19, 1574840), (20, 1496098), (38, 787420), (40, 748049), (76, 393710), (95, 314968), (152, 196855), (190, 157484), (380, 78742), (760, 39371)]