166311940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1627}}^1$

素因数の和:1924

約数の個数: 48

約数和(自身を含む): 369230400

約数和(自身を除く): 202918460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 269, 380, 538, 1076, 1345, 1627, 2690, 3254, 5111, 5380, 6508, 8135, 10222, 16270, 20444, 25555, 30913, 32540, 51110, 61826, 102220, 123652, 154565, 309130, 437663, 618260, 875326, 1750652, 2188315, 4376630, 8315597, 8753260, 16631194, 33262388, 41577985, 83155970, 166311940]

約数ペア:

[(1, 166311940), (2, 83155970), (4, 41577985), (5, 33262388), (10, 16631194), (19, 8753260), (20, 8315597), (38, 4376630), (76, 2188315), (95, 1750652), (190, 875326), (269, 618260), (380, 437663), (538, 309130), (1076, 154565), (1345, 123652), (1627, 102220), (2690, 61826), (3254, 51110), (5111, 32540), (5380, 30913), (6508, 25555), (8135, 20444), (10222, 16270)]